890041904 has 30 divisors (see below), whose sum is σ = 1755492180. Its totient is φ = 437027680.

The previous prime is 890041877. The next prime is 890041921. The reversal of 890041904 is 409140098.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 916139 + ... + 917109.

It is an arithmetic number, because the mean of its divisors is an integer number (58516406).

Almost surely, 2^890041904 is an apocalyptic number.

It is an amenable number.

890041904 is a deficient number, since it is larger than the sum of its proper divisors (865450276).

890041904 is an frugal number, since it uses more digits than its factorization.

890041904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 890041904 is about 29833.5700847217. The cubic root of 890041904 is about 961.9152677995.

The spelling of 890041904 in words is "eight hundred ninety million, forty-one thousand, nine hundred four".