54355728 has 40 divisors (see below), whose sum is σ = 160479808. Its totient is φ = 15530112.

The previous prime is 54355723. The next prime is 54355733. The reversal of 54355728 is 82755345.

54355728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54355723) and next prime (54355733).

It is not an unprimeable number, because it can be changed into a prime (54355723) by changing a digit.

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, 80551 + ... + 81222.

Almost surely, 2^54355728 is an apocalyptic number.

It is an amenable number.

54355728 is an abundant number, since it is smaller than the sum of its proper divisors (106124080).

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

54355728 is a wasteful number, since it uses less digits than its factorization.

54355728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161791 (or 161785 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 54355728 is about 7372.6337220833. The cubic root of 54355728 is about 378.8044790873.

The spelling of 54355728 in words is "fifty-four million, three hundred fifty-five thousand, seven hundred twenty-eight".