55368630 has 32 divisors (see below), whose sum is σ = 147650400. Its totient is φ = 14764896.

The previous prime is 55368629. The next prime is 55368631. The reversal of 55368630 is 3686355.

It is an interprime number because it is at equal distance from previous prime (55368629) and next prime (55368631).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55368631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102265 + ... + 102804.

It is an arithmetic number, because the mean of its divisors is an integer number (4614075).

Almost surely, 2^55368630 is an apocalyptic number.

55368630 is an abundant number, since it is smaller than the sum of its proper divisors (92281770).

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

55368630 is a wasteful number, since it uses less digits than its factorization.

55368630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205085 (or 205079 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 55368630 is about 7441.0100120884. The cubic root of 55368630 is about 381.1429806220.

It can be divided in two parts, 5 and 5368630, that added together give a palindrome (5368635).

The spelling of 55368630 in words is "fifty-five million, three hundred sixty-eight thousand, six hundred thirty".