54528312 has 16 divisors (see below), whose sum is σ = 136320840. Its totient is φ = 18176096.

The previous prime is 54528311. The next prime is 54528317. The reversal of 54528312 is 21382545.

It is a self number, because there is not a number n which added to its sum of digits gives 54528312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54528311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1135983 + ... + 1136030.

Almost surely, 2^54528312 is an apocalyptic number.

It is an amenable number.

54528312 is an abundant number, since it is smaller than the sum of its proper divisors (81792528).

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

54528312 is a wasteful number, since it uses less digits than its factorization.

54528312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272022 (or 2272018 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 54528312 is about 7384.3288117472. The cubic root of 54528312 is about 379.2049675327.

The spelling of 54528312 in words is "fifty-four million, five hundred twenty-eight thousand, three hundred twelve".