404256112 has 30 divisors (see below), whose sum is σ = 848136192. Its totient is φ = 186578496.

The previous prime is 404256077. The next prime is 404256121. The reversal of 404256112 is 211652404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72048 + ... + 77455.

Almost surely, 2^404256112 is an apocalyptic number.

It is an amenable number.

404256112 is an abundant number, since it is smaller than the sum of its proper divisors (443880080).

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

404256112 is a wasteful number, since it uses less digits than its factorization.

404256112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149537 (or 149518 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 404256112 is about 20106.1212569705. The cubic root of 404256112 is about 739.4103605839.

The spelling of 404256112 in words is "four hundred four million, two hundred fifty-six thousand, one hundred twelve".