404440104 has 32 divisors (see below), whose sum is σ = 1011608640. Its totient is φ = 134745600.

The previous prime is 404440097. The next prime is 404440117. The reversal of 404440104 is 401044404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73944 + ... + 79224.

It is an arithmetic number, because the mean of its divisors is an integer number (31612770).

Almost surely, 2^404440104 is an apocalyptic number.

It is an amenable number.

404440104 is an abundant number, since it is smaller than the sum of its proper divisors (607168536).

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

404440104 is a wasteful number, since it uses less digits than its factorization.

404440104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8481 (or 8477 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 404440104 is about 20110.6962584591. The cubic root of 404440104 is about 739.5225212930.

Adding to 404440104 its reverse (401044404), we get a palindrome (805484508).

The spelling of 404440104 in words is "four hundred four million, four hundred forty thousand, one hundred four".