404351323 has 4 divisors (see below), whose sum is σ = 408277168. Its totient is φ = 400425480.

The previous prime is 404351303. The next prime is 404351333. The reversal of 404351323 is 323153404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 404351323 - 2⁵ = 404351291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404351303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1962768 + ... + 1962973.

It is an arithmetic number, because the mean of its divisors is an integer number (102069292).

Almost surely, 2^404351323 is an apocalyptic number.

404351323 is a deficient number, since it is larger than the sum of its proper divisors (3925845).

404351323 is a wasteful number, since it uses less digits than its factorization.

404351323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925844.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 404351323 is about 20108.4888293477. The cubic root of 404351323 is about 739.4684050361.

The spelling of 404351323 in words is "four hundred four million, three hundred fifty-one thousand, three hundred twenty-three".