56266856 has 8 divisors (see below), whose sum is σ = 105500370. Its totient is φ = 28133424.

The previous prime is 56266853. The next prime is 56266871. The reversal of 56266856 is 65866265.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 31922500 + 24344356 = 5650^2 + 4934^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (56266853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3516671 + ... + 3516686.

Almost surely, 2^56266856 is an apocalyptic number.

It is an amenable number.

56266856 is a deficient number, since it is larger than the sum of its proper divisors (49233514).

56266856 is a wasteful number, since it uses less digits than its factorization.

56266856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7033363 (or 7033359 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 56266856 is about 7501.1236491608. The cubic root of 56266856 is about 383.1929847057.

The spelling of 56266856 in words is "fifty-six million, two hundred sixty-six thousand, eight hundred fifty-six".