323204013 has 20 divisors (see below), whose sum is σ = 526704288. Its totient is φ = 195880680.

The previous prime is 323203987. The next prime is 323204023. The reversal of 323204013 is 310402323.

It is not a de Polignac number, because 323204013 - 2¹⁰ = 323202989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323204023) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 180481 + ... + 182262.

Almost surely, 2^323204013 is an apocalyptic number.

323204013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

323204013 is a deficient number, since it is larger than the sum of its proper divisors (203500275).

323204013 is a wasteful number, since it uses less digits than its factorization.

323204013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362766 (or 362757 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 323204013 is about 17977.8756531466. The cubic root of 323204013 is about 686.2656289552.

Adding to 323204013 its reverse (310402323), we get a palindrome (633606336).

The spelling of 323204013 in words is "three hundred twenty-three million, two hundred four thousand, thirteen".