55053522 has 12 divisors (see below), whose sum is σ = 119282670. Its totient is φ = 18351168.

The previous prime is 55053517. The next prime is 55053539. The reversal of 55053522 is 22535055.

It can be written as a sum of positive squares in only one way, i.e., 29257281 + 25796241 = 5409^2 + 5079^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1529247 + ... + 1529282.

Almost surely, 2^55053522 is an apocalyptic number.

55053522 is an abundant number, since it is smaller than the sum of its proper divisors (64229148).

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

55053522 is a wasteful number, since it uses less digits than its factorization.

55053522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058537 (or 3058534 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 55053522 is about 7419.8060621555. The cubic root of 55053522 is about 380.4185646418.

Adding to 55053522 its reverse (22535055), we get a palindrome (77588577).

The spelling of 55053522 in words is "fifty-five million, fifty-three thousand, five hundred twenty-two".