404303329 has 8 divisors (see below), whose sum is σ = 424888640. Its totient is φ = 384226416.

The previous prime is 404303327. The next prime is 404303359. The reversal of 404303329 is 923303404.

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 404303329 - 2¹ = 404303327 is a prime.

It is a super-2 number, since 2×404303329² = 326922363680964482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404303297 and 404303306.

It is not an unprimeable number, because it can be changed into a prime (404303321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125469 + ... + 128650.

It is an arithmetic number, because the mean of its divisors is an integer number (53111080).

Almost surely, 2^404303329 is an apocalyptic number.

It is an amenable number.

404303329 is a deficient number, since it is larger than the sum of its proper divisors (20585311).

404303329 is a wasteful number, since it uses less digits than its factorization.

404303329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254199.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 404303329 is about 20107.2954173355. The cubic root of 404303329 is about 739.4391471038.

The spelling of 404303329 in words is "four hundred four million, three hundred three thousand, three hundred twenty-nine".