810873422 has 16 divisors (see below), whose sum is σ = 1248106752. Its totient is φ = 394920120.

The previous prime is 810873421. The next prime is 810873433. The reversal of 810873422 is 224378018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810873421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608 + ... + 40275.

It is an arithmetic number, because the mean of its divisors is an integer number (78006672).

Almost surely, 2^810873422 is an apocalyptic number.

810873422 is a deficient number, since it is larger than the sum of its proper divisors (437233330).

810873422 is a wasteful number, since it uses less digits than its factorization.

810873422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41143.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 810873422 is about 28475.8392677020. The cubic root of 810873422 is about 932.5046839269.

The spelling of 810873422 in words is "eight hundred ten million, eight hundred seventy-three thousand, four hundred twenty-two".