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1224414 = 23268023
BaseRepresentation
bin100101010111011011110
32022012120200
410222323132
5303140124
642124330
713256502
oct4527336
92265520
101224414
11766a14
124b06a6
1333b409
1423c302
15192bc9
hex12aede

1224414 has 12 divisors (see below), whose sum is σ = 2652936. Its totient is φ = 408132.

The previous prime is 1224413. The next prime is 1224437. The reversal of 1224414 is 4144221.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 68023 = 1224414 / (1 + 2 + 2 + 4 + 4 + 1 + 4).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33994 + ... + 34029.

It is an arithmetic number, because the mean of its divisors is an integer number (221078).

21224414 is an apocalyptic number.

1224414 is an abundant number, since it is smaller than the sum of its proper divisors (1428522).

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

1224414 is a wasteful number, since it uses less digits than its factorization.

1224414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68031 (or 68028 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 1224414 is about 1106.5324215765. The cubic root of 1224414 is about 106.9816837661.

Adding to 1224414 its reverse (4144221), we get a palindrome (5368635).

The spelling of 1224414 in words is "one million, two hundred twenty-four thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 68023 136046 204069 408138 612207 1224414