800641404 has 36 divisors (see below), whose sum is σ = 2025059400. Its totient is φ = 266720160.

The previous prime is 800641397. The next prime is 800641421. The reversal of 800641404 is 404146008.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64459 + ... + 75869.

It is an arithmetic number, because the mean of its divisors is an integer number (56251650).

Almost surely, 2^800641404 is an apocalyptic number.

It is an amenable number.

800641404 is an abundant number, since it is smaller than the sum of its proper divisors (1224417996).

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

800641404 is a wasteful number, since it uses less digits than its factorization.

800641404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13370 (or 13365 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 800641404 is about 28295.6075036391. The cubic root of 800641404 is about 928.5657949188.

The spelling of 800641404 in words is "eight hundred million, six hundred forty-one thousand, four hundred four".