56520635 has 8 divisors (see below), whose sum is σ = 68122320. Its totient is φ = 45018144.

The previous prime is 56520613. The next prime is 56520641. The reversal of 56520635 is 53602565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56520635 - 2⁸ = 56520379 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23537 + ... + 25826.

It is an arithmetic number, because the mean of its divisors is an integer number (8515290).

Almost surely, 2^56520635 is an apocalyptic number.

56520635 is a deficient number, since it is larger than the sum of its proper divisors (11601685).

56520635 is a wasteful number, since it uses less digits than its factorization.

56520635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49597.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 56520635 is about 7518.0206836640. The cubic root of 56520635 is about 383.7682226702.

The spelling of 56520635 in words is "fifty-six million, five hundred twenty thousand, six hundred thirty-five".