56266879 has 2 divisors, whose sum is σ = 56266880. Its totient is φ = 56266878.

The previous prime is 56266877. The next prime is 56266897. The reversal of 56266879 is 97866265.

It is a happy number.

Together with next prime (56266897) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56266879 - 2¹ = 56266877 is a prime.

Together with 56266877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56266871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28133439 + 28133440.

It is an arithmetic number, because the mean of its divisors is an integer number (28133440).

Almost surely, 2^56266879 is an apocalyptic number.

56266879 is a deficient number, since it is larger than the sum of its proper divisors (1).

56266879 is an equidigital number, since it uses as much as digits as its factorization.

56266879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 56266879 is about 7501.1251822643. The cubic root of 56266879 is about 383.1930369179.

The spelling of 56266879 in words is "fifty-six million, two hundred sixty-six thousand, eight hundred seventy-nine".