55344522 has 16 divisors (see below), whose sum is σ = 110816640. Its totient is φ = 18426912.

The previous prime is 55344493. The next prime is 55344533. The reversal of 55344522 is 22544355.

It is a super-2 number, since 2×55344522² = 6126032230816968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55344522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879 + ... + 10557.

It is an arithmetic number, because the mean of its divisors is an integer number (6926040).

Almost surely, 2^55344522 is an apocalyptic number.

55344522 is an abundant number, since it is smaller than the sum of its proper divisors (55472118).

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

55344522 is a wasteful number, since it uses less digits than its factorization.

55344522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10637.

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

The square root of 55344522 is about 7439.3898943395. The cubic root of 55344522 is about 381.0876548963.

Adding to 55344522 its reverse (22544355), we get a palindrome (77888877).

The spelling of 55344522 in words is "fifty-five million, three hundred forty-four thousand, five hundred twenty-two".