851877936 has 360 divisors, whose sum is σ = 3079584144. Its totient is φ = 217728000.

The previous prime is 851877857. The next prime is 851877937. The reversal of 851877936 is 639778158.

It is not an unprimeable number, because it can be changed into a prime (851877937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3393811 + ... + 3394061.

Almost surely, 2^851877936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 851877936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1539792072).

851877936 is an abundant number, since it is smaller than the sum of its proper divisors (2227706208).

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

851877936 is a wasteful number, since it uses less digits than its factorization.

851877936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 313 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The square root of 851877936 is about 29186.9480418902. The cubic root of 851877936 is about 947.9653354841.

The spelling of 851877936 in words is "eight hundred fifty-one million, eight hundred seventy-seven thousand, nine hundred thirty-six".