56003136 has 56 divisors (see below), whose sum is σ = 169346880. Its totient is φ = 16000512.

The previous prime is 56003131. The next prime is 56003149. The reversal of 56003136 is 63130065.

56003136 = T₂₅₉ + T₂₆₀ + ... + T₇₀₆.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (56003131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19491 + ... + 22178.

Almost surely, 2^56003136 is an apocalyptic number.

56003136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

56003136 is an abundant number, since it is smaller than the sum of its proper divisors (113343744).

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

56003136 is a wasteful number, since it uses less digits than its factorization.

56003136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41691 (or 41681 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 56003136 is about 7483.5243034282. The cubic root of 56003136 is about 382.5933780309.

The spelling of 56003136 in words is "fifty-six million, three thousand, one hundred thirty-six".