56853651 has 4 divisors (see below), whose sum is σ = 75804872. Its totient is φ = 37902432.

The previous prime is 56853619. The next prime is 56853653. The reversal of 56853651 is 15635865.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56853651 - 2⁵ = 56853619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56853653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9475606 + ... + 9475611.

It is an arithmetic number, because the mean of its divisors is an integer number (18951218).

Almost surely, 2^56853651 is an apocalyptic number.

56853651 is a deficient number, since it is larger than the sum of its proper divisors (18951221).

56853651 is a wasteful number, since it uses less digits than its factorization.

56853651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18951220.

The product of its digits is 108000, while the sum is 39.

The square root of 56853651 is about 7540.1360067309. The cubic root of 56853651 is about 384.5204599044.

The spelling of 56853651 in words is "fifty-six million, eight hundred fifty-three thousand, six hundred fifty-one".