404225832 has 16 divisors (see below), whose sum is σ = 1010564640. Its totient is φ = 134741936.

The previous prime is 404225831. The next prime is 404225839. The reversal of 404225832 is 238522404.

It is a self number, because there is not a number n which added to its sum of digits gives 404225832.

It is not an unprimeable number, because it can be changed into a prime (404225831) 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, 8421348 + ... + 8421395.

It is an arithmetic number, because the mean of its divisors is an integer number (63160290).

Almost surely, 2^404225832 is an apocalyptic number.

It is an amenable number.

404225832 is an abundant number, since it is smaller than the sum of its proper divisors (606338808).

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

404225832 is a wasteful number, since it uses less digits than its factorization.

404225832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16842752 (or 16842748 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 404225832 is about 20105.3682383586. The cubic root of 404225832 is about 739.3918987689.

The spelling of 404225832 in words is "four hundred four million, two hundred twenty-five thousand, eight hundred thirty-two".