54659868 has 24 divisors (see below), whose sum is σ = 133085568. Its totient is φ = 17427696.

The previous prime is 54659861. The next prime is 54659897. The reversal of 54659868 is 86895645.

It is a self number, because there is not a number n which added to its sum of digits gives 54659868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54659861) 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, 98746 + ... + 99297.

It is an arithmetic number, because the mean of its divisors is an integer number (5545232).

Almost surely, 2^54659868 is an apocalyptic number.

It is an amenable number.

54659868 is an abundant number, since it is smaller than the sum of its proper divisors (78425700).

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

54659868 is a wasteful number, since it uses less digits than its factorization.

54659868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198073 (or 198071 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The square root of 54659868 is about 7393.2312286307. The cubic root of 54659868 is about 379.5096815512.

The spelling of 54659868 in words is "fifty-four million, six hundred fifty-nine thousand, eight hundred sixty-eight".