55598512 has 20 divisors (see below), whose sum is σ = 107906040. Its totient is φ = 27751808.

The previous prime is 55598507. The next prime is 55598513. The reversal of 55598512 is 21589555.

It is a super-2 number, since 2×55598512² = 6182389073228288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55598513) 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, 7908 + ... + 13180.

It is an arithmetic number, because the mean of its divisors is an integer number (5395302).

Almost surely, 2^55598512 is an apocalyptic number.

It is an amenable number.

55598512 is a deficient number, since it is larger than the sum of its proper divisors (52307528).

55598512 is a wasteful number, since it uses less digits than its factorization.

55598512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940 (or 5934 counting only the distinct ones).

The product of its digits is 90000, while the sum is 40.

The square root of 55598512 is about 7456.4409740841. The cubic root of 55598512 is about 381.6697345554.

The spelling of 55598512 in words is "fifty-five million, five hundred ninety-eight thousand, five hundred twelve".