55063328 has 24 divisors (see below), whose sum is σ = 111052620. Its totient is φ = 26859520.

The previous prime is 55063319. The next prime is 55063399. The reversal of 55063328 is 82336055.

It can be written as a sum of positive squares in 2 ways, for example, as 49168144 + 5895184 = 7012^2 + 2428^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 55063294 and 55063303.

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, 19673 + ... + 22296.

Almost surely, 2^55063328 is an apocalyptic number.

It is an amenable number.

55063328 is an abundant number, since it is smaller than the sum of its proper divisors (55989292).

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

55063328 is a wasteful number, since it uses less digits than its factorization.

55063328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42020 (or 42012 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 55063328 is about 7420.4668316758. The cubic root of 55063328 is about 380.4411497120.

The spelling of 55063328 in words is "fifty-five million, sixty-three thousand, three hundred twenty-eight".