28327344 has 20 divisors (see below), whose sum is σ = 73179096. Its totient is φ = 9442432.

The previous prime is 28327339. The next prime is 28327361. The reversal of 28327344 is 44372382.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295029 + ... + 295124.

Almost surely, 2^28327344 is an apocalyptic number.

28327344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28327344 is an abundant number, since it is smaller than the sum of its proper divisors (44851752).

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

28327344 is a wasteful number, since it uses less digits than its factorization.

28327344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590164 (or 590158 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 28327344 is about 5322.3438445858. The cubic root of 28327344 is about 304.8376597332.

The spelling of 28327344 in words is "twenty-eight million, three hundred twenty-seven thousand, three hundred forty-four".