55625502 has 16 divisors (see below), whose sum is σ = 117106560. Its totient is φ = 17565912.

The previous prime is 55625497. The next prime is 55625519. The reversal of 55625502 is 20552655.

55625502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55625502.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 243858 + ... + 244085.

It is an arithmetic number, because the mean of its divisors is an integer number (7319160).

Almost surely, 2^55625502 is an apocalyptic number.

55625502 is an abundant number, since it is smaller than the sum of its proper divisors (61481058).

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

55625502 is a wasteful number, since it uses less digits than its factorization.

55625502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487967.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 55625502 is about 7458.2505991687. The cubic root of 55625502 is about 381.7314844075.

The spelling of 55625502 in words is "fifty-five million, six hundred twenty-five thousand, five hundred two".