12057232 has 20 divisors (see below), whose sum is σ = 25484976. Its totient is φ = 5480480.

The previous prime is 12057203. The next prime is 12057247. The reversal of 12057232 is 23275021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34078 + ... + 34429.

Almost surely, 2^12057232 is an apocalyptic number.

It is an amenable number.

12057232 is an abundant number, since it is smaller than the sum of its proper divisors (13427744).

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

12057232 is a wasteful number, since it uses less digits than its factorization.

12057232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68526 (or 68520 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 12057232 is about 3472.3525166665. The cubic root of 12057232 is about 229.3062396633.

The spelling of 12057232 in words is "twelve million, fifty-seven thousand, two hundred thirty-two".