323491604 has 6 divisors (see below), whose sum is σ = 566110314. Its totient is φ = 161745800.

The previous prime is 323491579. The next prime is 323491613. The reversal of 323491604 is 406194323.

It can be written as a sum of positive squares in only one way, i.e., 203632900 + 119858704 = 14270^2 + 10948^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40436447 + ... + 40436454.

It is an arithmetic number, because the mean of its divisors is an integer number (94351719).

Almost surely, 2^323491604 is an apocalyptic number.

It is an amenable number.

323491604 is a deficient number, since it is larger than the sum of its proper divisors (242618710).

323491604 is a wasteful number, since it uses less digits than its factorization.

323491604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80872905 (or 80872903 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 323491604 is about 17985.8723447043. The cubic root of 323491604 is about 686.4691178771.

The spelling of 323491604 in words is "three hundred twenty-three million, four hundred ninety-one thousand, six hundred four".