55560528 has 30 divisors (see below), whose sum is σ = 155492714. Its totient is φ = 18520128.

The previous prime is 55560523. The next prime is 55560529. The reversal of 55560528 is 82506555.

55560528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 55532304 + 28224 = 7452^2 + 168^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55560492 and 55560501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55560521) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 192775 + ... + 193062.

Almost surely, 2^55560528 is an apocalyptic number.

It is an amenable number.

55560528 is an abundant number, since it is smaller than the sum of its proper divisors (99932186).

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

55560528 is a wasteful number, since it uses less digits than its factorization.

55560528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385851 (or 385842 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 55560528 is about 7453.8934792496. The cubic root of 55560528 is about 381.5827979008.

The spelling of 55560528 in words is "fifty-five million, five hundred sixty thousand, five hundred twenty-eight".