816943022 has 16 divisors (see below), whose sum is σ = 1408573152. Its totient is φ = 348093600.

The previous prime is 816943013. The next prime is 816943033. The reversal of 816943022 is 220349618.

It is a congruent number.

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, 166229 + ... + 171072.

It is an arithmetic number, because the mean of its divisors is an integer number (88035822).

Almost surely, 2^816943022 is an apocalyptic number.

816943022 is a deficient number, since it is larger than the sum of its proper divisors (591630130).

816943022 is a wasteful number, since it uses less digits than its factorization.

816943022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337483.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 816943022 is about 28582.2151345903. The cubic root of 816943022 is about 934.8255832972.

The spelling of 816943022 in words is "eight hundred sixteen million, nine hundred forty-three thousand, twenty-two".