55522344 has 16 divisors (see below), whose sum is σ = 138805920. Its totient is φ = 18507440.

The previous prime is 55522343. The next prime is 55522349. The reversal of 55522344 is 44322555.

It is not an unprimeable number, because it can be changed into a prime (55522343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156692 + ... + 1156739.

It is an arithmetic number, because the mean of its divisors is an integer number (8675370).

Almost surely, 2^55522344 is an apocalyptic number.

It is an amenable number.

55522344 is an abundant number, since it is smaller than the sum of its proper divisors (83283576).

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

55522344 is a wasteful number, since it uses less digits than its factorization.

55522344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313440 (or 2313436 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 55522344 is about 7451.3316930600. The cubic root of 55522344 is about 381.4953635465.

Adding to 55522344 its reverse (44322555), we get a palindrome (99844899).

The spelling of 55522344 in words is "fifty-five million, five hundred twenty-two thousand, three hundred forty-four".