55920484 has 9 divisors (see below), whose sum is σ = 97887027. Its totient is φ = 27952764.

The previous prime is 55920479. The next prime is 55920539. The reversal of 55920484 is 48402955.

The square root of 55920484 is 7478.

It is a perfect power (a square), and thus also a powerful number.

55920484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 13087 + ... + 16825.

Almost surely, 2^55920484 is an apocalyptic number.

55920484 is the 7478-th square number.

It is an amenable number.

55920484 is a deficient number, since it is larger than the sum of its proper divisors (41966543).

55920484 is an frugal number, since it uses more digits than its factorization.

55920484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482 (or 3741 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The cubic root of 55920484 is about 382.4050690697.

Multiplying 55920484 by its product of nonzero digits (57600), we get a square (3221019878400 = 1794720²).

The spelling of 55920484 in words is "fifty-five million, nine hundred twenty thousand, four hundred eighty-four".