811714194 has 12 divisors (see below), whose sum is σ = 1758714126. Its totient is φ = 270571392.

The previous prime is 811714157. The next prime is 811714207. The reversal of 811714194 is 491417118.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 443649969 + 368064225 = 21063^2 + 19185^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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, 22547599 + ... + 22547634.

Almost surely, 2^811714194 is an apocalyptic number.

811714194 is an abundant number, since it is smaller than the sum of its proper divisors (946999932).

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

811714194 is a wasteful number, since it uses less digits than its factorization.

811714194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45095241 (or 45095238 counting only the distinct ones).

The product of its digits is 8064, while the sum is 36.

The square root of 811714194 is about 28490.5983440152. The cubic root of 811714194 is about 932.8268686170.

The spelling of 811714194 in words is "eight hundred eleven million, seven hundred fourteen thousand, one hundred ninety-four".