54272784 has 40 divisors (see below), whose sum is σ = 143998720. Its totient is φ = 17601408.

The previous prime is 54272773. The next prime is 54272791. The reversal of 54272784 is 48727245.

It is a super-2 number, since 2×54272784² = 5891070166221312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13504 + ... + 17055.

It is an arithmetic number, because the mean of its divisors is an integer number (3599968).

Almost surely, 2^54272784 is an apocalyptic number.

It is an amenable number.

54272784 is an abundant number, since it is smaller than the sum of its proper divisors (89725936).

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

54272784 is a wasteful number, since it uses less digits than its factorization.

54272784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30607 (or 30601 counting only the distinct ones).

The product of its digits is 125440, while the sum is 39.

The square root of 54272784 is about 7367.0064476692. The cubic root of 54272784 is about 378.6117023861.

The spelling of 54272784 in words is "fifty-four million, two hundred seventy-two thousand, seven hundred eighty-four".