56908393 has 8 divisors (see below), whose sum is σ = 59103968. Its totient is φ = 54752544.

The previous prime is 56908387. The next prime is 56908403. The reversal of 56908393 is 39380965.

56908393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56908393 - 2¹³ = 56900201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51908393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6996 + ... + 12757.

It is an arithmetic number, because the mean of its divisors is an integer number (7387996).

Almost surely, 2^56908393 is an apocalyptic number.

It is an amenable number.

56908393 is a deficient number, since it is larger than the sum of its proper divisors (2195575).

56908393 is a wasteful number, since it uses less digits than its factorization.

56908393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19863.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 56908393 is about 7543.7651739698. The cubic root of 56908393 is about 384.6438331993.

The spelling of 56908393 in words is "fifty-six million, nine hundred eight thousand, three hundred ninety-three".