404049882 has 16 divisors (see below), whose sum is σ = 825293952. Its totient is φ = 131817600.

The previous prime is 404049881. The next prime is 404049917. The reversal of 404049882 is 288940404.

It is a self number, because there is not a number n which added to its sum of digits gives 404049882.

It is not an unprimeable number, because it can be changed into a prime (404049881) 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, 716119 + ... + 716682.

It is an arithmetic number, because the mean of its divisors is an integer number (51580872).

Almost surely, 2^404049882 is an apocalyptic number.

404049882 is an abundant number, since it is smaller than the sum of its proper divisors (421244070).

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

404049882 is a wasteful number, since it uses less digits than its factorization.

404049882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432853.

The product of its (nonzero) digits is 73728, while the sum is 39.

The square root of 404049882 is about 20100.9920650698. The cubic root of 404049882 is about 739.2846032303.

The spelling of 404049882 in words is "four hundred four million, forty-nine thousand, eight hundred eighty-two".