849687366 has 16 divisors (see below), whose sum is σ = 1853863488. Its totient is φ = 257481000.

The previous prime is 849687343. The next prime is 849687383. The reversal of 849687366 is 663786948.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6436960 + ... + 6437091.

It is an arithmetic number, because the mean of its divisors is an integer number (115866468).

Almost surely, 2^849687366 is an apocalyptic number.

849687366 is an abundant number, since it is smaller than the sum of its proper divisors (1004176122).

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

849687366 is a wasteful number, since it uses less digits than its factorization.

849687366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12874067.

The product of its digits is 10450944, while the sum is 57.

The square root of 849687366 is about 29149.3973522610. The cubic root of 849687366 is about 947.1520863727.

The spelling of 849687366 in words is "eight hundred forty-nine million, six hundred eighty-seven thousand, three hundred sixty-six".