324489972 has 48 divisors (see below), whose sum is σ = 774547200. Its totient is φ = 105705600.

The previous prime is 324489967. The next prime is 324490007. The reversal of 324489972 is 279984423.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94054 + ... + 97442.

It is an arithmetic number, because the mean of its divisors is an integer number (16136400).

Almost surely, 2^324489972 is an apocalyptic number.

It is an amenable number.

324489972 is an abundant number, since it is smaller than the sum of its proper divisors (450057228).

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

324489972 is a wasteful number, since it uses less digits than its factorization.

324489972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576 (or 3574 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 324489972 is about 18013.6051916322. The cubic root of 324489972 is about 687.1745920957.

The spelling of 324489972 in words is "three hundred twenty-four million, four hundred eighty-nine thousand, nine hundred seventy-two".