324396121 has 27 divisors (see below), whose sum is σ = 394678773. Its totient is φ = 265842360.

The previous prime is 324396113. The next prime is 324396167. The reversal of 324396121 is 121693423.

The square root of 324396121 is 18011.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 324396121 - 2³ = 324396113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324396181) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3908346 + ... + 3908428.

Almost surely, 2^324396121 is an apocalyptic number.

324396121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

324396121 is the 18011-st square number.

324396121 is the 9006-th centered octagonal number.

It is an amenable number.

324396121 is a deficient number, since it is larger than the sum of its proper divisors (70282652).

324396121 is an frugal number, since it uses more digits than its factorization.

324396121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242 (or 121 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The cubic root of 324396121 is about 687.1083360767.

The spelling of 324396121 in words is "three hundred twenty-four million, three hundred ninety-six thousand, one hundred twenty-one".