54619728 has 20 divisors (see below), whose sum is σ = 141101088. Its totient is φ = 18206560.

The previous prime is 54619717. The next prime is 54619751. The reversal of 54619728 is 82791645.

It is a self number, because there is not a number n which added to its sum of digits gives 54619728.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 568908 + ... + 569003.

Almost surely, 2^54619728 is an apocalyptic number.

It is an amenable number.

54619728 is an abundant number, since it is smaller than the sum of its proper divisors (86481360).

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

54619728 is a wasteful number, since it uses less digits than its factorization.

54619728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137922 (or 1137916 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 54619728 is about 7390.5160848211. The cubic root of 54619728 is about 379.4167599395.

The spelling of 54619728 in words is "fifty-four million, six hundred nineteen thousand, seven hundred twenty-eight".