57067432 has 16 divisors (see below), whose sum is σ = 109021140. Its totient is φ = 27995136.

The previous prime is 57067427. The next prime is 57067471. The reversal of 57067432 is 23476075.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56942116 + 125316 = 7546^2 + 354^2 .

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, 66873 + ... + 67720.

Almost surely, 2^57067432 is an apocalyptic number.

It is an amenable number.

57067432 is a deficient number, since it is larger than the sum of its proper divisors (51953708).

57067432 is a wasteful number, since it uses less digits than its factorization.

57067432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134652 (or 134648 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 57067432 is about 7554.2989085686. The cubic root of 57067432 is about 385.0018148000.

The spelling of 57067432 in words is "fifty-seven million, sixty-seven thousand, four hundred thirty-two".