54979776 has 56 divisors (see below), whose sum is σ = 161635440. Its totient is φ = 18326016.

The previous prime is 54979763. The next prime is 54979777. The reversal of 54979776 is 67797945.

It is a happy number.

54979776 is a `hidden beast` number, since 549 + 7 + 97 + 7 + 6 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (54979777) 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, 14181 + ... + 17636.

Almost surely, 2^54979776 is an apocalyptic number.

It is an amenable number.

54979776 is an abundant number, since it is smaller than the sum of its proper divisors (106655664).

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

54979776 is a wasteful number, since it uses less digits than its factorization.

54979776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31838 (or 31822 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 54.

The square root of 54979776 is about 7414.8348599278. The cubic root of 54979776 is about 380.2486276886.

It can be divided in two parts, 54979 and 776, that added together give a palindrome (55755).

The spelling of 54979776 in words is "fifty-four million, nine hundred seventy-nine thousand, seven hundred seventy-six".