849670 has 8 divisors (see below), whose sum is σ = 1529424. Its totient is φ = 339864.

The previous prime is 849649. The next prime is 849691. The reversal of 849670 is 76948.

It is an interprime number because it is at equal distance from previous prime (849649) and next prime (849691).

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

It is a congruent number.

It is an unprimeable number.

849670 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42474 + ... + 42493.

It is an arithmetic number, because the mean of its divisors is an integer number (191178).

2⁸⁴⁹⁶⁷⁰ is an apocalyptic number.

849670 is a deficient number, since it is larger than the sum of its proper divisors (679754).

849670 is a wasteful number, since it uses less digits than its factorization.

849670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84974.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 849670 is about 921.7754607278. The cubic root of 849670 is about 94.7145633664.

The spelling of 849670 in words is "eight hundred forty-nine thousand, six hundred seventy".