55508104 has 16 divisors (see below), whose sum is σ = 107435520. Its totient is φ = 26858640.

The previous prime is 55508027. The next prime is 55508107. The reversal of 55508104 is 40180555.

It is a super-2 number, since 2×55508104² = 6162299219349632, which contains 22 as substring.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (55508107) 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, 111664 + ... + 112159.

It is an arithmetic number, because the mean of its divisors is an integer number (6714720).

Almost surely, 2^55508104 is an apocalyptic number.

It is an amenable number.

55508104 is a deficient number, since it is larger than the sum of its proper divisors (51927416).

55508104 is a wasteful number, since it uses less digits than its factorization.

55508104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223860 (or 223856 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 55508104 is about 7450.3760978893. The cubic root of 55508104 is about 381.4627462969.

Adding to 55508104 its reverse (40180555), we get a palindrome (95688659).

The spelling of 55508104 in words is "fifty-five million, five hundred eight thousand, one hundred four".