851314756 has 6 divisors (see below), whose sum is σ = 1489800830. Its totient is φ = 425657376.

The previous prime is 851314733. The next prime is 851314757. The reversal of 851314756 is 657413158.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 804856900 + 46457856 = 28370^2 + 6816^2 .

It is not an unprimeable number, because it can be changed into a prime (851314757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106414341 + ... + 106414348.

Almost surely, 2^851314756 is an apocalyptic number.

It is an amenable number.

851314756 is a deficient number, since it is larger than the sum of its proper divisors (638486074).

851314756 is a wasteful number, since it uses less digits than its factorization.

851314756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212828693 (or 212828691 counting only the distinct ones).

The product of its digits is 100800, while the sum is 40.

The square root of 851314756 is about 29177.2986412382. The cubic root of 851314756 is about 947.7563881739.

The spelling of 851314756 in words is "eight hundred fifty-one million, three hundred fourteen thousand, seven hundred fifty-six".