849199 has 4 divisors (see below), whose sum is σ = 914536. Its totient is φ = 783864.

The previous prime is 849197. The next prime is 849203. The reversal of 849199 is 991948.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 849199 - 2¹ = 849197 is a prime.

It is a super-2 number, since 2×849199² = 1442277883202, which contains 22 as substring.

It is a Duffinian number.

849199 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32649 + ... + 32674.

It is an arithmetic number, because the mean of its divisors is an integer number (228634).

2⁸⁴⁹¹⁹⁹ is an apocalyptic number.

849199 is a deficient number, since it is larger than the sum of its proper divisors (65337).

849199 is a wasteful number, since it uses less digits than its factorization.

849199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65336.

The product of its digits is 23328, while the sum is 40.

The square root of 849199 is about 921.5199400990. The cubic root of 849199 is about 94.6970590000.

The spelling of 849199 in words is "eight hundred forty-nine thousand, one hundred ninety-nine".