56674867 has 2 divisors, whose sum is σ = 56674868. Its totient is φ = 56674866.

The previous prime is 56674847. The next prime is 56674873. The reversal of 56674867 is 76847665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56674867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56674867.

It is not a weakly prime, because it can be changed into another prime (56674847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28337433 + 28337434.

It is an arithmetic number, because the mean of its divisors is an integer number (28337434).

Almost surely, 2^56674867 is an apocalyptic number.

56674867 is a deficient number, since it is larger than the sum of its proper divisors (1).

56674867 is an equidigital number, since it uses as much as digits as its factorization.

56674867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 49.

The square root of 56674867 is about 7528.2711826820. The cubic root of 56674867 is about 384.1169777982.

The spelling of 56674867 in words is "fifty-six million, six hundred seventy-four thousand, eight hundred sixty-seven".