57480428 has 12 divisors (see below), whose sum is σ = 101009832. Its totient is φ = 28620480.

The previous prime is 57480403. The next prime is 57480433. The reversal of 57480428 is 82408475.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 57480391 and 57480400.

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, 28850 + ... + 30777.

It is an arithmetic number, because the mean of its divisors is an integer number (8417486).

Almost surely, 2^57480428 is an apocalyptic number.

It is an amenable number.

57480428 is a deficient number, since it is larger than the sum of its proper divisors (43529404).

57480428 is a wasteful number, since it uses less digits than its factorization.

57480428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59872 (or 59870 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 57480428 is about 7581.5847947510. The cubic root of 57480428 is about 385.9283337647.

The spelling of 57480428 in words is "fifty-seven million, four hundred eighty thousand, four hundred twenty-eight".