54515992 has 16 divisors (see below), whose sum is σ = 102299400. Its totient is φ = 27236160.

The previous prime is 54515947. The next prime is 54516013. The reversal of 54515992 is 29951545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13684 + ... + 17212.

Almost surely, 2^54515992 is an apocalyptic number.

It is an amenable number.

54515992 is a deficient number, since it is larger than the sum of its proper divisors (47783408).

54515992 is a wasteful number, since it uses less digits than its factorization.

54515992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5466 (or 5462 counting only the distinct ones).

The product of its digits is 81000, while the sum is 40.

The square root of 54515992 is about 7383.4945655834. The cubic root of 54515992 is about 379.1764064854.

The spelling of 54515992 in words is "fifty-four million, five hundred fifteen thousand, nine hundred ninety-two".