323204404 has 6 divisors (see below), whose sum is σ = 565607714. Its totient is φ = 161602200.

The previous prime is 323204359. The next prime is 323204423. The reversal of 323204404 is 404402323.

It can be written as a sum of positive squares in only one way, i.e., 168948004 + 154256400 = 12998^2 + 12420^2 .

It is a super-2 number, since 2×323204404² = 208922173529990432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40400547 + ... + 40400554.

Almost surely, 2^323204404 is an apocalyptic number.

It is an amenable number.

323204404 is a deficient number, since it is larger than the sum of its proper divisors (242403310).

323204404 is a wasteful number, since it uses less digits than its factorization.

323204404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80801105 (or 80801103 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 323204404 is about 17977.8865276205. The cubic root of 323204404 is about 686.2659056945.

Adding to 323204404 its reverse (404402323), we get a palindrome (727606727).

The spelling of 323204404 in words is "three hundred twenty-three million, two hundred four thousand, four hundred four".