54817572 has 48 divisors (see below), whose sum is σ = 132114752. Its totient is φ = 17677440.

The previous prime is 54817531. The next prime is 54817601. The reversal of 54817572 is 27571845.

It is a self number, because there is not a number n which added to its sum of digits gives 54817572.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146778 + ... + 147150.

Almost surely, 2^54817572 is an apocalyptic number.

It is an amenable number.

54817572 is an abundant number, since it is smaller than the sum of its proper divisors (77297180).

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

54817572 is a wasteful number, since it uses less digits than its factorization.

54817572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748 (or 746 counting only the distinct ones).

The product of its digits is 78400, while the sum is 39.

The square root of 54817572 is about 7403.8889780979. Note that the first 3 decimals coincide. The cubic root of 54817572 is about 379.8743166995.

The spelling of 54817572 in words is "fifty-four million, eight hundred seventeen thousand, five hundred seventy-two".