323213732 has 12 divisors (see below), whose sum is σ = 566643420. Its totient is φ = 161315616.

The previous prime is 323213713. The next prime is 323213749. The reversal of 323213732 is 237312323.

It can be written as a sum of positive squares in 2 ways, for example, as 92659876 + 230553856 = 9626^2 + 15184^2 .

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, 70307 + ... + 74762.

It is an arithmetic number, because the mean of its divisors is an integer number (47220285).

Almost surely, 2^323213732 is an apocalyptic number.

It is an amenable number.

323213732 is a deficient number, since it is larger than the sum of its proper divisors (243429688).

323213732 is a wasteful number, since it uses less digits than its factorization.

323213732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145630 (or 145628 counting only the distinct ones).

The product of its digits is 4536, while the sum is 26.

The square root of 323213732 is about 17978.1459555762. The cubic root of 323213732 is about 686.2725077361.

The spelling of 323213732 in words is "three hundred twenty-three million, two hundred thirteen thousand, seven hundred thirty-two".