57465312 has 48 divisors (see below), whose sum is σ = 151461072. Its totient is φ = 19077120.

The previous prime is 57465307. The next prime is 57465337. The reversal of 57465312 is 21356475.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25512 + ... + 27672.

It is an arithmetic number, because the mean of its divisors is an integer number (3155439).

Almost surely, 2^57465312 is an apocalyptic number.

It is an amenable number.

57465312 is an abundant number, since it is smaller than the sum of its proper divisors (93995760).

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

57465312 is a wasteful number, since it uses less digits than its factorization.

57465312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451 (or 2443 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 57465312 is about 7580.5878400029. The cubic root of 57465312 is about 385.8945007753.

The spelling of 57465312 in words is "fifty-seven million, four hundred sixty-five thousand, three hundred twelve".