8404404 has 12 divisors (see below), whose sum is σ = 19610304. Its totient is φ = 2801464.

The previous prime is 8404387. The next prime is 8404411. The reversal of 8404404 is 4044048.

It is a tau number, because it is divible by the number of its divisors (12).

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, 350172 + ... + 350195.

It is an arithmetic number, because the mean of its divisors is an integer number (1634192).

Almost surely, 2^8404404 is an apocalyptic number.

It is an amenable number.

8404404 is an abundant number, since it is smaller than the sum of its proper divisors (11205900).

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

8404404 is a wasteful number, since it uses less digits than its factorization.

8404404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700374 (or 700372 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 8404404 is about 2899.0350118617. The cubic root of 8404404 is about 203.3147906289.

The spelling of 8404404 in words is "eight million, four hundred four thousand, four hundred four".