849249316 has 12 divisors (see below), whose sum is σ = 1514227932. Its totient is φ = 416612768.

The previous prime is 849249301. The next prime is 849249329. The reversal of 849249316 is 613942948.

It can be written as a sum of positive squares in 2 ways, for example, as 268632100 + 580617216 = 16390^2 + 24096^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2002735 + ... + 2003158.

It is an arithmetic number, because the mean of its divisors is an integer number (126185661).

Almost surely, 2^849249316 is an apocalyptic number.

It is an amenable number.

849249316 is a deficient number, since it is larger than the sum of its proper divisors (664978616).

849249316 is a wasteful number, since it uses less digits than its factorization.

849249316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005950 (or 4005948 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 849249316 is about 29141.8825061114. The cubic root of 849249316 is about 946.9892926566.

The spelling of 849249316 in words is "eight hundred forty-nine million, two hundred forty-nine thousand, three hundred sixteen".