55555332 has 24 divisors (see below), whose sum is σ = 148147776. Its totient is φ = 15872928.

The previous prime is 55555307. The next prime is 55555333. The reversal of 55555332 is 23355555.

55555332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 55555293 and 55555302.

It is not an unprimeable number, because it can be changed into a prime (55555333) 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 7 ways as a sum of consecutive naturals, for example, 330603 + ... + 330770.

It is an arithmetic number, because the mean of its divisors is an integer number (6172824).

Almost surely, 2^55555332 is an apocalyptic number.

It is an amenable number.

55555332 is an abundant number, since it is smaller than the sum of its proper divisors (92592444).

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

55555332 is a wasteful number, since it uses less digits than its factorization.

55555332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661387 (or 661385 counting only the distinct ones).

The product of its digits is 56250, while the sum is 33.

The square root of 55555332 is about 7453.5449284216. The cubic root of 55555332 is about 381.5709023693.

The spelling of 55555332 in words is "fifty-five million, five hundred fifty-five thousand, three hundred thirty-two".