54626868 has 18 divisors (see below), whose sum is σ = 138084674. Its totient is φ = 18208944.

The previous prime is 54626833. The next prime is 54626879. The reversal of 54626868 is 86862645.

54626868 is a `hidden beast` number, since 546 + 26 + 86 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39087504 + 15539364 = 6252^2 + 3942^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 758671 + ... + 758742.

Almost surely, 2^54626868 is an apocalyptic number.

It is an amenable number.

54626868 is an abundant number, since it is smaller than the sum of its proper divisors (83457806).

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

54626868 is a wasteful number, since it uses less digits than its factorization.

54626868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517423 (or 1517418 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 54626868 is about 7390.9991205520. Note that the first 3 decimals coincide. The cubic root of 54626868 is about 379.4332919248.

The spelling of 54626868 in words is "fifty-four million, six hundred twenty-six thousand, eight hundred sixty-eight".