800913890 has 16 divisors (see below), whose sum is σ = 1647594432. Its totient is φ = 274599024.

The previous prime is 800913881. The next prime is 800913901. The reversal of 800913890 is 98319008.

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, 5720744 + ... + 5720883.

It is an arithmetic number, because the mean of its divisors is an integer number (102974652).

Almost surely, 2^800913890 is an apocalyptic number.

800913890 is an abundant number, since it is smaller than the sum of its proper divisors (846680542).

800913890 is a wasteful number, since it uses less digits than its factorization.

800913890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11441641.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 800913890 is about 28300.4220816581. The cubic root of 800913890 is about 928.6711240043.

The spelling of 800913890 in words is "eight hundred million, nine hundred thirteen thousand, eight hundred ninety".