851252764 has 12 divisors (see below), whose sum is σ = 1577321424. Its totient is φ = 400589504.

The previous prime is 851252761. The next prime is 851252789. The reversal of 851252764 is 467252158.

851252764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851252761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6259144 + ... + 6259279.

It is an arithmetic number, because the mean of its divisors is an integer number (131443452).

Almost surely, 2^851252764 is an apocalyptic number.

It is an amenable number.

851252764 is a deficient number, since it is larger than the sum of its proper divisors (726068660).

851252764 is a wasteful number, since it uses less digits than its factorization.

851252764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12518444 (or 12518442 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 851252764 is about 29176.2362891446. The cubic root of 851252764 is about 947.7333826836.

The spelling of 851252764 in words is "eight hundred fifty-one million, two hundred fifty-two thousand, seven hundred sixty-four".