57005400 has 48 divisors (see below), whose sum is σ = 176718600. Its totient is φ = 15201280.

The previous prime is 57005393. The next prime is 57005411. The reversal of 57005400 is 450075.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46905 + ... + 48104.

Almost surely, 2^57005400 is an apocalyptic number.

57005400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

57005400 is an abundant number, since it is smaller than the sum of its proper divisors (119713200).

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

57005400 is a wasteful number, since it uses less digits than its factorization.

57005400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95028 (or 95019 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 57005400 is about 7550.1920505375. The cubic root of 57005400 is about 384.8622659054.

Adding to 57005400 its reverse (450075), we get a palindrome (57455475).

The spelling of 57005400 in words is "fifty-seven million, five thousand, four hundred".