849635 has 8 divisors (see below), whose sum is σ = 1025136. Its totient is φ = 676000.

The previous prime is 849601. The next prime is 849649. The reversal of 849635 is 536948.

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

It is not a de Polignac number, because 849635 - 2⁶ = 849571 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 849595 and 849604.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 917 + ... + 1593.

It is an arithmetic number, because the mean of its divisors is an integer number (128142).

2⁸⁴⁹⁶³⁵ is an apocalyptic number.

849635 is a deficient number, since it is larger than the sum of its proper divisors (175501).

849635 is a wasteful number, since it uses less digits than its factorization.

849635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933.

The product of its digits is 25920, while the sum is 35.

The square root of 849635 is about 921.7564754316. The cubic root of 849635 is about 94.7132628398.

The spelling of 849635 in words is "eight hundred forty-nine thousand, six hundred thirty-five".