404888084 has 6 divisors (see below), whose sum is σ = 708554154. Its totient is φ = 202444040.

The previous prime is 404888083. The next prime is 404888087. The reversal of 404888084 is 480888404.

It can be written as a sum of positive squares in only one way, i.e., 235315600 + 169572484 = 15340^2 + 13022^2 .

It is a super-3 number, since 3×404888084³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404888083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50611007 + ... + 50611014.

It is an arithmetic number, because the mean of its divisors is an integer number (118092359).

Almost surely, 2^404888084 is an apocalyptic number.

It is an amenable number.

404888084 is a deficient number, since it is larger than the sum of its proper divisors (303666070).

404888084 is a wasteful number, since it uses less digits than its factorization.

404888084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101222025 (or 101222023 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 44.

The square root of 404888084 is about 20121.8310300032. The cubic root of 404888084 is about 739.7954657515.

The spelling of 404888084 in words is "four hundred four million, eight hundred eighty-eight thousand, eighty-four".