55725764 has 12 divisors (see below), whose sum is σ = 99788304. Its totient is φ = 27214824.

The previous prime is 55725751. The next prime is 55725793. The reversal of 55725764 is 46752755.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161822 + ... + 162165.

It is an arithmetic number, because the mean of its divisors is an integer number (8315692).

Almost surely, 2^55725764 is an apocalyptic number.

It is an amenable number.

55725764 is a deficient number, since it is larger than the sum of its proper divisors (44062540).

55725764 is a wasteful number, since it uses less digits than its factorization.

55725764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324034 (or 324032 counting only the distinct ones).

The product of its digits is 294000, while the sum is 41.

The square root of 55725764 is about 7464.9691225081. The cubic root of 55725764 is about 381.9606969605.

The spelling of 55725764 in words is "fifty-five million, seven hundred twenty-five thousand, seven hundred sixty-four".