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1422232 = 237109233
BaseRepresentation
bin101011011001110011000
32200020221021
411123032120
5331002412
650252224
715042310
oct5331630
92606837
101422232
118915a9
12587074
133aa476
14290440
151d1607
hex15b398

1422232 has 32 divisors (see below), whose sum is σ = 3088800. Its totient is φ = 601344.

The previous prime is 1422229. The next prime is 1422241. The reversal of 1422232 is 2322241.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5988 + ... + 6220.

It is an arithmetic number, because the mean of its divisors is an integer number (96525).

21422232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1544400).

1422232 is an abundant number, since it is smaller than the sum of its proper divisors (1666568).

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

1422232 is a wasteful number, since it uses less digits than its factorization.

1422232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 351 counting only the distinct ones).

The product of its digits is 192, while the sum is 16.

The square root of 1422232 is about 1192.5736874508. The cubic root of 1422232 is about 112.4579464218.

Adding to 1422232 its reverse (2322241), we get a palindrome (3744473).

Subtracting 1422232 from its reverse (2322241), we obtain a palindrome (900009).

The spelling of 1422232 in words is "one million, four hundred twenty-two thousand, two hundred thirty-two".

Divisors: 1 2 4 7 8 14 28 56 109 218 233 436 466 763 872 932 1526 1631 1864 3052 3262 6104 6524 13048 25397 50794 101588 177779 203176 355558 711116 1422232