404339 has 8 divisors (see below), whose sum is σ = 458640. Its totient is φ = 353376.

The previous prime is 404323. The next prime is 404357. The reversal of 404339 is 933404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 404339 - 2⁴ = 404323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404309) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 572 + ... + 1065.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

2⁴⁰⁴³³⁹ is an apocalyptic number.

404339 is a deficient number, since it is larger than the sum of its proper divisors (54301).

404339 is a wasteful number, since it uses less digits than its factorization.

404339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 404339 is about 635.8765603480. The cubic root of 404339 is about 73.9460892953.

The spelling of 404339 in words is "four hundred four thousand, three hundred thirty-nine".