409255404 has 24 divisors (see below), whose sum is σ = 966436800. Its totient is φ = 134774544.

The previous prime is 409255403. The next prime is 409255411. The reversal of 409255404 is 404552904.

It is not an unprimeable number, because it can be changed into a prime (409255403) 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, 204454 + ... + 206445.

It is an arithmetic number, because the mean of its divisors is an integer number (40268200).

Almost surely, 2^409255404 is an apocalyptic number.

It is an amenable number.

409255404 is an abundant number, since it is smaller than the sum of its proper divisors (557181396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

409255404 is a wasteful number, since it uses less digits than its factorization.

409255404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410989 (or 410987 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 409255404 is about 20230.0618881901. The cubic root of 409255404 is about 742.4458902400.

The spelling of 409255404 in words is "four hundred nine million, two hundred fifty-five thousand, four hundred four".