57365940 has 48 divisors (see below), whose sum is σ = 169081920. Its totient is φ = 14492160.

The previous prime is 57365923. The next prime is 57365977. The reversal of 57365940 is 4956375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24021 + ... + 26300.

It is an arithmetic number, because the mean of its divisors is an integer number (3522540).

Almost surely, 2^57365940 is an apocalyptic number.

It is an amenable number.

57365940 is an abundant number, since it is smaller than the sum of its proper divisors (111715980).

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

57365940 is a wasteful number, since it uses less digits than its factorization.

57365940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50352 (or 50350 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 57365940 is about 7574.0306310445. The cubic root of 57365940 is about 385.6719361695.

The spelling of 57365940 in words is "fifty-seven million, three hundred sixty-five thousand, nine hundred forty".