849947306 has 24 divisors (see below), whose sum is σ = 1385201664. Its totient is φ = 390957840.

The previous prime is 849947303. The next prime is 849947323. The reversal of 849947306 is 603749948.

It is not an unprimeable number, because it can be changed into a prime (849947303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99671 + ... + 107861.

It is an arithmetic number, because the mean of its divisors is an integer number (57716736).

Almost surely, 2^849947306 is an apocalyptic number.

849947306 is a deficient number, since it is larger than the sum of its proper divisors (535254358).

849947306 is a wasteful number, since it uses less digits than its factorization.

849947306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8526 (or 8513 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 849947306 is about 29153.8557655758. The cubic root of 849947306 is about 947.2486621334.

The spelling of 849947306 in words is "eight hundred forty-nine million, nine hundred forty-seven thousand, three hundred six".