849099 has 8 divisors (see below), whose sum is σ = 1198800. Its totient is φ = 532736.

The previous prime is 849097. The next prime is 849103. The reversal of 849099 is 990948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 849099 - 2¹ = 849097 is a prime.

It is a super-2 number, since 2×849099² = 1441938223602, which contains 22 as substring.

849099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (849097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8274 + ... + 8375.

It is an arithmetic number, because the mean of its divisors is an integer number (149850).

2⁸⁴⁹⁰⁹⁹ is an apocalyptic number.

849099 is a deficient number, since it is larger than the sum of its proper divisors (349701).

849099 is a wasteful number, since it uses less digits than its factorization.

849099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16669.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 849099 is about 921.4656803159. The cubic root of 849099 is about 94.6933417411.

The spelling of 849099 in words is "eight hundred forty-nine thousand, ninety-nine".