404104199 has 4 divisors (see below), whose sum is σ = 410728920. Its totient is φ = 397479480.

The previous prime is 404104187. The next prime is 404104213. The reversal of 404104199 is 991401404.

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 404104199 - 2²⁰ = 403055623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404104109) 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, 3312269 + ... + 3312390.

It is an arithmetic number, because the mean of its divisors is an integer number (102682230).

Almost surely, 2^404104199 is an apocalyptic number.

404104199 is a deficient number, since it is larger than the sum of its proper divisors (6624721).

404104199 is an equidigital number, since it uses as much as digits as its factorization.

404104199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624720.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 404104199 is about 20102.3431221338. The cubic root of 404104199 is about 739.3177294393.

The spelling of 404104199 in words is "four hundred four million, one hundred four thousand, one hundred ninety-nine".