55924288 has 84 divisors (see below), whose sum is σ = 136817100. Its totient is φ = 22536192.

The previous prime is 55924243. The next prime is 55924289. The reversal of 55924288 is 88242955.

It can be written as a sum of positive squares in 2 ways, for example, as 47444544 + 8479744 = 6888^2 + 2912^2 .

It is not an unprimeable number, because it can be changed into a prime (55924289) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 52788 + ... + 53836.

It is an arithmetic number, because the mean of its divisors is an integer number (1628775).

Almost surely, 2^55924288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55924288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68408550).

55924288 is an abundant number, since it is smaller than the sum of its proper divisors (80892812).

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

55924288 is a wasteful number, since it uses less digits than its factorization.

55924288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092 (or 1075 counting only the distinct ones).

The product of its digits is 230400, while the sum is 43.

The square root of 55924288 is about 7478.2543417565. The cubic root of 55924288 is about 382.4137399287.

The spelling of 55924288 in words is "fifty-five million, nine hundred twenty-four thousand, two hundred eighty-eight".