849351 has 4 divisors (see below), whose sum is σ = 1132472. Its totient is φ = 566232.

The previous prime is 849349. The next prime is 849353. The reversal of 849351 is 153948.

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

It is an interprime number because it is at equal distance from previous prime (849349) and next prime (849353).

It is not a de Polignac number, because 849351 - 2¹ = 849349 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849353) 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, 141556 + ... + 141561.

It is an arithmetic number, because the mean of its divisors is an integer number (283118).

2⁸⁴⁹³⁵¹ is an apocalyptic number.

849351 is a deficient number, since it is larger than the sum of its proper divisors (283121).

849351 is a wasteful number, since it uses less digits than its factorization.

849351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283120.

The product of its digits is 4320, while the sum is 30.

The square root of 849351 is about 921.6024088510. The cubic root of 849351 is about 94.7027086747.

The spelling of 849351 in words is "eight hundred forty-nine thousand, three hundred fifty-one".