56506715 has 8 divisors (see below), whose sum is σ = 67857360. Its totient is φ = 45172512.

The previous prime is 56506693. The next prime is 56506717. The reversal of 56506715 is 51760565.

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 56506715 - 2¹² = 56502619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56506717) 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, 5501 + ... + 11969.

It is an arithmetic number, because the mean of its divisors is an integer number (8482170).

Almost surely, 2^56506715 is an apocalyptic number.

56506715 is a deficient number, since it is larger than the sum of its proper divisors (11350645).

56506715 is a wasteful number, since it uses less digits than its factorization.

56506715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8221.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 56506715 is about 7517.0948510711. The cubic root of 56506715 is about 383.7367150490.

The spelling of 56506715 in words is "fifty-six million, five hundred six thousand, seven hundred fifteen".