56266939 has 2 divisors, whose sum is σ = 56266940. Its totient is φ = 56266938.

The previous prime is 56266933. The next prime is 56266963. The reversal of 56266939 is 93966265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56266939 - 2⁷ = 56266811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56266933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28133469 + 28133470.

It is an arithmetic number, because the mean of its divisors is an integer number (28133470).

Almost surely, 2^56266939 is an apocalyptic number.

56266939 is a deficient number, since it is larger than the sum of its proper divisors (1).

56266939 is an equidigital number, since it uses as much as digits as its factorization.

56266939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 46.

The square root of 56266939 is about 7501.1291816633. The cubic root of 56266939 is about 383.1931731234.

The spelling of 56266939 in words is "fifty-six million, two hundred sixty-six thousand, nine hundred thirty-nine".