55732328 has 16 divisors (see below), whose sum is σ = 105252000. Its totient is φ = 27665136.

The previous prime is 55732319. The next prime is 55732337. The reversal of 55732328 is 82323755.

It is an interprime number because it is at equal distance from previous prime (55732319) and next prime (55732337).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23948 + ... + 26171.

It is an arithmetic number, because the mean of its divisors is an integer number (6578250).

Almost surely, 2^55732328 is an apocalyptic number.

It is an amenable number.

55732328 is a deficient number, since it is larger than the sum of its proper divisors (49519672).

55732328 is a wasteful number, since it uses less digits than its factorization.

55732328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50264 (or 50260 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 55732328 is about 7465.4087630886. The cubic root of 55732328 is about 381.9756935641.

The spelling of 55732328 in words is "fifty-five million, seven hundred thirty-two thousand, three hundred twenty-eight".