56885629 has 2 divisors, whose sum is σ = 56885630. Its totient is φ = 56885628.

The previous prime is 56885599. The next prime is 56885641. The reversal of 56885629 is 92658865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55905529 + 980100 = 7477^2 + 990^2 .

It is a cyclic number.

It is not a de Polignac number, because 56885629 - 2¹⁷ = 56754557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56885659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28442814 + 28442815.

It is an arithmetic number, because the mean of its divisors is an integer number (28442815).

Almost surely, 2^56885629 is an apocalyptic number.

It is an amenable number.

56885629 is a deficient number, since it is larger than the sum of its proper divisors (1).

56885629 is an equidigital number, since it uses as much as digits as its factorization.

56885629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 49.

The square root of 56885629 is about 7542.2562274163. The cubic root of 56885629 is about 384.5925390666.

The spelling of 56885629 in words is "fifty-six million, eight hundred eighty-five thousand, six hundred twenty-nine".