56317651 has 8 divisors (see below), whose sum is σ = 64217664. Its totient is φ = 48927360.

The previous prime is 56317649. The next prime is 56317673. The reversal of 56317651 is 15671365.

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

It is not a de Polignac number, because 56317651 - 2¹ = 56317649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56317601) 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, 127195 + ... + 127636.

It is an arithmetic number, because the mean of its divisors is an integer number (8027208).

Almost surely, 2^56317651 is an apocalyptic number.

56317651 is a deficient number, since it is larger than the sum of its proper divisors (7900013).

56317651 is a wasteful number, since it uses less digits than its factorization.

56317651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254861.

The product of its digits is 18900, while the sum is 34.

The square root of 56317651 is about 7504.5087114347. The cubic root of 56317651 is about 383.3082593975.

The spelling of 56317651 in words is "fifty-six million, three hundred seventeen thousand, six hundred fifty-one".