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1424472 = 233761139
BaseRepresentation
bin101011011110001011000
32200101000020
411123301120
5331040342
650310440
715051660
oct5336130
92611006
101424472
11893255
12588420
133ab4aa
142911a0
151d20ec
hex15bc58

1424472 has 64 divisors (see below), whose sum is σ = 4166400. Its totient is φ = 397440.

The previous prime is 1424471. The next prime is 1424477. The reversal of 1424472 is 2744241.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10179 + ... + 10317.

It is an arithmetic number, because the mean of its divisors is an integer number (65100).

21424472 is an apocalyptic number.

1424472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1424472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2083200).

1424472 is an abundant number, since it is smaller than the sum of its proper divisors (2741928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1424472 is a wasteful number, since it uses less digits than its factorization.

1424472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 212 counting only the distinct ones).

The product of its digits is 1792, while the sum is 24.

The square root of 1424472 is about 1193.5124632780. The cubic root of 1424472 is about 112.5169554691.

The spelling of 1424472 in words is "one million, four hundred twenty-four thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 61 84 122 139 168 183 244 278 366 417 427 488 556 732 834 854 973 1112 1281 1464 1668 1708 1946 2562 2919 3336 3416 3892 5124 5838 7784 8479 10248 11676 16958 23352 25437 33916 50874 59353 67832 101748 118706 178059 203496 237412 356118 474824 712236 1424472