55368588 has 24 divisors (see below), whose sum is σ = 140938560. Its totient is φ = 16778320.

The previous prime is 55368587. The next prime is 55368589. The reversal of 55368588 is 88586355.

It is an interprime number because it is at equal distance from previous prime (55368587) and next prime (55368589).

It is a super-2 number, since 2×55368588² = 6131361074227488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55368583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209598 + ... + 209861.

It is an arithmetic number, because the mean of its divisors is an integer number (5872440).

Almost surely, 2^55368588 is an apocalyptic number.

It is an amenable number.

55368588 is an abundant number, since it is smaller than the sum of its proper divisors (85569972).

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

55368588 is a wasteful number, since it uses less digits than its factorization.

55368588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419477 (or 419475 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 48.

The square root of 55368588 is about 7441.0071898904. The cubic root of 55368588 is about 381.1428842497.

The spelling of 55368588 in words is "fifty-five million, three hundred sixty-eight thousand, five hundred eighty-eight".