52525986 has 16 divisors (see below), whose sum is σ = 105494400. Its totient is φ = 17434928.

The previous prime is 52525981. The next prime is 52525987. The reversal of 52525986 is 68952525.

52525986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52525981) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 16881 + ... + 19748.

It is an arithmetic number, because the mean of its divisors is an integer number (6593400).

Almost surely, 2^52525986 is an apocalyptic number.

52525986 is an abundant number, since it is smaller than the sum of its proper divisors (52968414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52525986 is a wasteful number, since it uses less digits than its factorization.

52525986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36873.

The product of its digits is 216000, while the sum is 42.

The square root of 52525986 is about 7247.4813556159. The cubic root of 52525986 is about 374.5053888017.

The spelling of 52525986 in words is "fifty-two million, five hundred twenty-five thousand, nine hundred eighty-six".