851896828 has 6 divisors (see below), whose sum is σ = 1490819456. Its totient is φ = 425948412.

The previous prime is 851896819. The next prime is 851896841. The reversal of 851896828 is 828698158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106487100 + ... + 106487107.

Almost surely, 2^851896828 is an apocalyptic number.

It is an amenable number.

851896828 is a deficient number, since it is larger than the sum of its proper divisors (638922628).

851896828 is a wasteful number, since it uses less digits than its factorization.

851896828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212974211 (or 212974209 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 55.

The square root of 851896828 is about 29187.2716779078. The cubic root of 851896828 is about 947.9723430720.

The spelling of 851896828 in words is "eight hundred fifty-one million, eight hundred ninety-six thousand, eight hundred twenty-eight".