404332401 has 8 divisors (see below), whose sum is σ = 588119904. Its totient is φ = 245049920.

The previous prime is 404332363. The next prime is 404332441. The reversal of 404332401 is 104233404.

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 404332401 - 2⁷ = 404332273 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (404332441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6126216 + ... + 6126281.

It is an arithmetic number, because the mean of its divisors is an integer number (73514988).

Almost surely, 2^404332401 is an apocalyptic number.

It is an amenable number.

404332401 is a deficient number, since it is larger than the sum of its proper divisors (183787503).

404332401 is a wasteful number, since it uses less digits than its factorization.

404332401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12252511.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 404332401 is about 20108.0183260310. The cubic root of 404332401 is about 739.4568701500.

Adding to 404332401 its reverse (104233404), we get a palindrome (508565805).

The spelling of 404332401 in words is "four hundred four million, three hundred thirty-two thousand, four hundred one".