54056728 has 32 divisors (see below), whose sum is σ = 110871360. Its totient is φ = 24504480.

The previous prime is 54056713. The next prime is 54056749. The reversal of 54056728 is 82765045.

It is a happy number.

54056728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47575 + ... + 48697.

It is an arithmetic number, because the mean of its divisors is an integer number (3464730).

Almost surely, 2^54056728 is an apocalyptic number.

It is an amenable number.

54056728 is an abundant number, since it is smaller than the sum of its proper divisors (56814632).

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

54056728 is a wasteful number, since it uses less digits than its factorization.

54056728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687 (or 1683 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 54056728 is about 7352.3280666738. The cubic root of 54056728 is about 378.1086256871.

The spelling of 54056728 in words is "fifty-four million, fifty-six thousand, seven hundred twenty-eight".