56603340 has 96 divisors (see below), whose sum is σ = 180922560. Its totient is φ = 14681088.

The previous prime is 56603333. The next prime is 56603383. The reversal of 56603340 is 4330665.

56603340 is a `hidden beast` number, since 56 + 603 + 3 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18564 + ... + 21396.

It is an arithmetic number, because the mean of its divisors is an integer number (1884610).

Almost surely, 2^56603340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56603340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90461280).

56603340 is an abundant number, since it is smaller than the sum of its proper divisors (124319220).

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

56603340 is a wasteful number, since it uses less digits than its factorization.

56603340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888 (or 2880 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 56603340 is about 7523.5191233890. The cubic root of 56603340 is about 383.9553170664.

The spelling of 56603340 in words is "fifty-six million, six hundred three thousand, three hundred forty".