57697436 has 12 divisors (see below), whose sum is σ = 101591112. Its totient is φ = 28671408.

The previous prime is 57697429. The next prime is 57697447. The reversal of 57697436 is 63479675.

It is a happy number.

It is a congruent number.

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, 43595 + ... + 44898.

It is an arithmetic number, because the mean of its divisors is an integer number (8465926).

Almost surely, 2^57697436 is an apocalyptic number.

It is an amenable number.

57697436 is a deficient number, since it is larger than the sum of its proper divisors (43893676).

57697436 is a wasteful number, since it uses less digits than its factorization.

57697436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88660 (or 88658 counting only the distinct ones).

The product of its digits is 952560, while the sum is 47.

The square root of 57697436 is about 7595.8828321664. The cubic root of 57697436 is about 386.4133937235.

The spelling of 57697436 in words is "fifty-seven million, six hundred ninety-seven thousand, four hundred thirty-six".