56953775 has 12 divisors (see below), whose sum is σ = 70770024. Its totient is φ = 45468000.

The previous prime is 56953769. The next prime is 56953781. The reversal of 56953775 is 57735965.

It is an interprime number because it is at equal distance from previous prime (56953769) and next prime (56953781).

It is not a de Polignac number, because 56953775 - 2⁴ = 56953759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11420 + ... + 15630.

It is an arithmetic number, because the mean of its divisors is an integer number (5897502).

Almost surely, 2^56953775 is an apocalyptic number.

56953775 is a deficient number, since it is larger than the sum of its proper divisors (13816249).

56953775 is a wasteful number, since it uses less digits than its factorization.

56953775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4762 (or 4757 counting only the distinct ones).

The product of its digits is 992250, while the sum is 47.

The square root of 56953775 is about 7546.7724889518. The cubic root of 56953775 is about 384.7460516798.

The spelling of 56953775 in words is "fifty-six million, nine hundred fifty-three thousand, seven hundred seventy-five".