55507460 has 24 divisors (see below), whose sum is σ = 117270720. Its totient is φ = 22068704.

The previous prime is 55507433. The next prime is 55507471. The reversal of 55507460 is 6470555.

It is a happy number.

55507460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 4970 + ... + 11649.

It is an arithmetic number, because the mean of its divisors is an integer number (4886280).

Almost surely, 2^55507460 is an apocalyptic number.

It is an amenable number.

55507460 is an abundant number, since it is smaller than the sum of its proper divisors (61763260).

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

55507460 is a wasteful number, since it uses less digits than its factorization.

55507460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16795 (or 16793 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 55507460 is about 7450.3328784693. The cubic root of 55507460 is about 381.4612710591.

The spelling of 55507460 in words is "fifty-five million, five hundred seven thousand, four hundred sixty".