56599905 has 8 divisors (see below), whose sum is σ = 90559872. Its totient is φ = 30186608.

The previous prime is 56599903. The next prime is 56599927. The reversal of 56599905 is 50999565.

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 56599905 - 2¹ = 56599903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56599903) 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, 1886649 + ... + 1886678.

It is an arithmetic number, because the mean of its divisors is an integer number (11319984).

Almost surely, 2^56599905 is an apocalyptic number.

It is an amenable number.

56599905 is a deficient number, since it is larger than the sum of its proper divisors (33959967).

56599905 is a wasteful number, since it uses less digits than its factorization.

56599905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773335.

The product of its (nonzero) digits is 546750, while the sum is 48.

The square root of 56599905 is about 7523.2908357979. The cubic root of 56599905 is about 383.9475500737.

The spelling of 56599905 in words is "fifty-six million, five hundred ninety-nine thousand, nine hundred five".