849470 has 8 divisors (see below), whose sum is σ = 1529064. Its totient is φ = 339784.

The previous prime is 849467. The next prime is 849481. The reversal of 849470 is 74948.

It is a happy number.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 849470.

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 3 ways as a sum of consecutive naturals, for example, 42464 + ... + 42483.

It is an arithmetic number, because the mean of its divisors is an integer number (191133).

2⁸⁴⁹⁴⁷⁰ is an apocalyptic number.

849470 is a deficient number, since it is larger than the sum of its proper divisors (679594).

849470 is a wasteful number, since it uses less digits than its factorization.

849470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84954.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 849470 is about 921.6669680530. Note that the first 3 decimals coincide. The cubic root of 849470 is about 94.7071313049.

The spelling of 849470 in words is "eight hundred forty-nine thousand, four hundred seventy".