55522332 has 36 divisors (see below), whose sum is σ = 147736680. Its totient is φ = 17533152.

The previous prime is 55522319. The next prime is 55522339. The reversal of 55522332 is 23322555.

55522332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 55522296 and 55522305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55522339) 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 11 ways as a sum of consecutive naturals, for example, 39903 + ... + 41270.

Almost surely, 2^55522332 is an apocalyptic number.

It is an amenable number.

55522332 is an abundant number, since it is smaller than the sum of its proper divisors (92214348).

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

55522332 is a wasteful number, since it uses less digits than its factorization.

55522332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81202 (or 81197 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 55522332 is about 7451.3308878347. The cubic root of 55522332 is about 381.4953360624.

Adding to 55522332 its reverse (23322555), we get a palindrome (78844887).

The spelling of 55522332 in words is "fifty-five million, five hundred twenty-two thousand, three hundred thirty-two".