56676291 has 16 divisors (see below), whose sum is σ = 88128000. Its totient is φ = 32385864.

The previous prime is 56676289. The next prime is 56676307. The reversal of 56676291 is 19267665.

It is not a de Polignac number, because 56676291 - 2¹ = 56676289 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56676271) 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, 26511 + ... + 28568.

It is an arithmetic number, because the mean of its divisors is an integer number (5508000).

Almost surely, 2^56676291 is an apocalyptic number.

56676291 is a deficient number, since it is larger than the sum of its proper divisors (31451709).

56676291 is an equidigital number, since it uses as much as digits as its factorization.

56676291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55103 (or 55089 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 56676291 is about 7528.3657589147. The cubic root of 56676291 is about 384.1201948503.

The spelling of 56676291 in words is "fifty-six million, six hundred seventy-six thousand, two hundred ninety-one".