849159936 has 180 divisors, whose sum is σ = 2615698624. Its totient is φ = 273715200.

The previous prime is 849159917. The next prime is 849160003. The reversal of 849159936 is 639951948.

849159936 is a `hidden beast` number, since 8 + 49 + 1 + 599 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 642156 + ... + 643476.

Almost surely, 2^849159936 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 849159936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1307849312).

849159936 is an abundant number, since it is smaller than the sum of its proper divisors (1766538688).

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

849159936 is a wasteful number, since it uses less digits than its factorization.

849159936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380 (or 1357 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The square root of 849159936 is about 29140.3489340811. The cubic root of 849159936 is about 946.9560692474.

The spelling of 849159936 in words is "eight hundred forty-nine million, one hundred fifty-nine thousand, nine hundred thirty-six".