56885903 has 2 divisors, whose sum is σ = 56885904. Its totient is φ = 56885902.

The previous prime is 56885891. The next prime is 56885929. The reversal of 56885903 is 30958865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56885903 - 2¹⁸ = 56623759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56885963) 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, 28442951 + 28442952.

It is an arithmetic number, because the mean of its divisors is an integer number (28442952).

Almost surely, 2^56885903 is an apocalyptic number.

56885903 is a deficient number, since it is larger than the sum of its proper divisors (1).

56885903 is an equidigital number, since it uses as much as digits as its factorization.

56885903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 56885903 is about 7542.2743917203. The cubic root of 56885903 is about 384.5931565523.

The spelling of 56885903 in words is "fifty-six million, eight hundred eighty-five thousand, nine hundred three".