56653400 has 24 divisors (see below), whose sum is σ = 131719620. Its totient is φ = 22661280.

The previous prime is 56653381. The next prime is 56653427. The reversal of 56653400 is 435665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141434 + ... + 141833.

Almost surely, 2^56653400 is an apocalyptic number.

56653400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56653400 is an abundant number, since it is smaller than the sum of its proper divisors (75066220).

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

56653400 is a wasteful number, since it uses less digits than its factorization.

56653400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283283 (or 283274 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 56653400 is about 7526.8452886983. The cubic root of 56653400 is about 384.0684737557.

The spelling of 56653400 in words is "fifty-six million, six hundred fifty-three thousand, four hundred".