323040032 has 24 divisors (see below), whose sum is σ = 726840576. Its totient is φ = 138445632.

The previous prime is 323040023. The next prime is 323040073. The reversal of 323040032 is 230040323.

It is a super-2 number, since 2×323040032² = 208709724549122048, which contains 22 as substring.

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, 720848 + ... + 721295.

It is an arithmetic number, because the mean of its divisors is an integer number (30285024).

Almost surely, 2^323040032 is an apocalyptic number.

323040032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

323040032 is an abundant number, since it is smaller than the sum of its proper divisors (403800544).

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

323040032 is a wasteful number, since it uses less digits than its factorization.

323040032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442160 (or 1442152 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 323040032 is about 17973.3144411374. The cubic root of 323040032 is about 686.1495479281.

Adding to 323040032 its reverse (230040323), we get a palindrome (553080355).

The spelling of 323040032 in words is "three hundred twenty-three million, forty thousand, thirty-two".