849123 has 20 divisors (see below), whose sum is σ = 1385208. Its totient is φ = 514080.

The previous prime is 849119. The next prime is 849127. The reversal of 849123 is 321948.

It is an interprime number because it is at equal distance from previous prime (849119) and next prime (849127).

It is not a de Polignac number, because 849123 - 2² = 849119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

849123 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (849127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 415 + ... + 1367.

2⁸⁴⁹¹²³ is an apocalyptic number.

849123 is a deficient number, since it is larger than the sum of its proper divisors (536085).

849123 is a wasteful number, since it uses less digits than its factorization.

849123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 967 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 849123 is about 921.4787029552. The cubic root of 849123 is about 94.6942339099.

The spelling of 849123 in words is "eight hundred forty-nine thousand, one hundred twenty-three".