56953799 has 8 divisors (see below), whose sum is σ = 65735328. Its totient is φ = 48333600.

The previous prime is 56953781. The next prime is 56953817. The reversal of 56953799 is 99735965.

It is an interprime number because it is at equal distance from previous prime (56953781) and next prime (56953817).

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

It is not a de Polignac number, because 56953799 - 2¹⁶ = 56888263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56953799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56953739) 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, 39572 + ... + 40985.

It is an arithmetic number, because the mean of its divisors is an integer number (8216916).

Almost surely, 2^56953799 is an apocalyptic number.

56953799 is a deficient number, since it is larger than the sum of its proper divisors (8781529).

56953799 is a wasteful number, since it uses less digits than its factorization.

56953799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80665.

The product of its digits is 2296350, while the sum is 53.

The square root of 56953799 is about 7546.7740790354. The cubic root of 56953799 is about 384.7461057231.

The spelling of 56953799 in words is "fifty-six million, nine hundred fifty-three thousand, seven hundred ninety-nine".