319923404 has 6 divisors (see below), whose sum is σ = 559865964. Its totient is φ = 159961700.

The previous prime is 319923361. The next prime is 319923431. The reversal of 319923404 is 404329913.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39990422 + ... + 39990429.

It is an arithmetic number, because the mean of its divisors is an integer number (93310994).

Almost surely, 2^319923404 is an apocalyptic number.

It is an amenable number.

319923404 is a deficient number, since it is larger than the sum of its proper divisors (239942560).

319923404 is a wasteful number, since it uses less digits than its factorization.

319923404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79980855 (or 79980853 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 319923404 is about 17886.4027685837. The cubic root of 319923404 is about 683.9358004334.

The spelling of 319923404 in words is "three hundred nineteen million, nine hundred twenty-three thousand, four hundred four".