851928212 has 24 divisors (see below), whose sum is σ = 1527416352. Its totient is φ = 415548000.

The previous prime is 851928197. The next prime is 851928223. The reversal of 851928212 is 212829158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164462 + ... + 169562.

It is an arithmetic number, because the mean of its divisors is an integer number (63642348).

Almost surely, 2^851928212 is an apocalyptic number.

It is an amenable number.

851928212 is a deficient number, since it is larger than the sum of its proper divisors (675488140).

851928212 is a wasteful number, since it uses less digits than its factorization.

851928212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6119 (or 6117 counting only the distinct ones).

The product of its digits is 23040, while the sum is 38.

The square root of 851928212 is about 29187.8093045710. The cubic root of 851928212 is about 947.9839840743.

The spelling of 851928212 in words is "eight hundred fifty-one million, nine hundred twenty-eight thousand, two hundred twelve".