56010866 has 4 divisors (see below), whose sum is σ = 84016302. Its totient is φ = 28005432.

The previous prime is 56010853. The next prime is 56010923. The reversal of 56010866 is 66801065.

56010866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28143025 + 27867841 = 5305^2 + 5279^2 .

It is a super-2 number, since 2×56010866² = 6274434220139912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14002715 + ... + 14002718.

Almost surely, 2^56010866 is an apocalyptic number.

56010866 is a deficient number, since it is larger than the sum of its proper divisors (28005436).

56010866 is a wasteful number, since it uses less digits than its factorization.

56010866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28005435.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 56010866 is about 7484.0407534967. The cubic root of 56010866 is about 382.6109800854.

The spelling of 56010866 in words is "fifty-six million, ten thousand, eight hundred sixty-six".