851874814 has 16 divisors (see below), whose sum is σ = 1480363488. Its totient is φ = 360087552.

The previous prime is 851874809. The next prime is 851874817. The reversal of 851874814 is 418478158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851874817) 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, 415747 + ... + 417790.

It is an arithmetic number, because the mean of its divisors is an integer number (92522718).

Almost surely, 2^851874814 is an apocalyptic number.

851874814 is a deficient number, since it is larger than the sum of its proper divisors (628488674).

851874814 is a wasteful number, since it uses less digits than its factorization.

851874814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833619.

The product of its digits is 286720, while the sum is 46.

The square root of 851874814 is about 29186.8945590311. The cubic root of 851874814 is about 947.9641774342.

The spelling of 851874814 in words is "eight hundred fifty-one million, eight hundred seventy-four thousand, eight hundred fourteen".