54979398 has 40 divisors (see below), whose sum is σ = 123629088. Its totient is φ = 18261936.

The previous prime is 54979387. The next prime is 54979403. The reversal of 54979398 is 89397945.

54979398 is a `hidden beast` number, since 549 + 7 + 9 + 3 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74640 + ... + 75372.

Almost surely, 2^54979398 is an apocalyptic number.

54979398 is an abundant number, since it is smaller than the sum of its proper divisors (68649690).

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

54979398 is a wasteful number, since it uses less digits than its factorization.

54979398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1201 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 54979398 is about 7414.8093704424. The cubic root of 54979398 is about 380.2477562511.

The spelling of 54979398 in words is "fifty-four million, nine hundred seventy-nine thousand, three hundred ninety-eight".