851883426 has 64 divisors (see below), whose sum is σ = 1931276160. Its totient is φ = 278277120.

The previous prime is 851883421. The next prime is 851883427. The reversal of 851883426 is 624388158.

851883426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (851883421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 871450 + ... + 872426.

It is an arithmetic number, because the mean of its divisors is an integer number (30176190).

Almost surely, 2^851883426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 851883426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (965638080).

851883426 is an abundant number, since it is smaller than the sum of its proper divisors (1079392734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

851883426 is a wasteful number, since it uses less digits than its factorization.

851883426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1290 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 851883426 is about 29187.0420906264. The cubic root of 851883426 is about 947.9673718942.

The spelling of 851883426 in words is "eight hundred fifty-one million, eight hundred eighty-three thousand, four hundred twenty-six".