404053984 has 24 divisors (see below), whose sum is σ = 822913560. Its totient is φ = 195060096.

The previous prime is 404053967. The next prime is 404054009. The reversal of 404053984 is 489350404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216774 + ... + 218629.

It is an arithmetic number, because the mean of its divisors is an integer number (34288065).

Almost surely, 2^404053984 is an apocalyptic number.

It is an amenable number.

404053984 is an abundant number, since it is smaller than the sum of its proper divisors (418859576).

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

404053984 is a wasteful number, since it uses less digits than its factorization.

404053984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435442 (or 435434 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 404053984 is about 20101.0940995758. The cubic root of 404053984 is about 739.2871050131.

The spelling of 404053984 in words is "four hundred four million, fifty-three thousand, nine hundred eighty-four".