849499236 has 36 divisors (see below), whose sum is σ = 2152344012. Its totient is φ = 282507264.

The previous prime is 849499229. The next prime is 849499241. The reversal of 849499236 is 632994948.

It can be written as a sum of positive squares in 2 ways, for example, as 191268900 + 658230336 = 13830^2 + 25656^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11661 + ... + 42836.

Almost surely, 2^849499236 is an apocalyptic number.

It is an amenable number.

849499236 is an abundant number, since it is smaller than the sum of its proper divisors (1302844776).

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

849499236 is a wasteful number, since it uses less digits than its factorization.

849499236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54940 (or 54935 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 849499236 is about 29146.1701772291. The cubic root of 849499236 is about 947.0821779641.

The spelling of 849499236 in words is "eight hundred forty-nine million, four hundred ninety-nine thousand, two hundred thirty-six".