56671115 has 16 divisors (see below), whose sum is σ = 72715968. Its totient is φ = 42249216.

The previous prime is 56671099. The next prime is 56671117. The reversal of 56671115 is 51117665.

It is not a de Polignac number, because 56671115 - 2⁴ = 56671099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56671117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5519 + ... + 11991.

It is an arithmetic number, because the mean of its divisors is an integer number (4544748).

Almost surely, 2^56671115 is an apocalyptic number.

56671115 is a deficient number, since it is larger than the sum of its proper divisors (16044853).

56671115 is a wasteful number, since it uses less digits than its factorization.

56671115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598.

The product of its digits is 6300, while the sum is 32.

The square root of 56671115 is about 7528.0219845588. The cubic root of 56671115 is about 384.1085011502.

The spelling of 56671115 in words is "fifty-six million, six hundred seventy-one thousand, one hundred fifteen".