849704 has 8 divisors (see below), whose sum is σ = 1593210. Its totient is φ = 424848.

The previous prime is 849703. The next prime is 849721. The reversal of 849704 is 407948.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 813604 + 36100 = 902^2 + 190^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (849701) by changing a digit.

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 as a sum of consecutive naturals, namely, 53099 + ... + 53114.

2⁸⁴⁹⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

849704 is a deficient number, since it is larger than the sum of its proper divisors (743506).

849704 is a wasteful number, since it uses less digits than its factorization.

849704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106219 (or 106215 counting only the distinct ones).

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

The square root of 849704 is about 921.7939032126. The cubic root of 849704 is about 94.7158267009.

The spelling of 849704 in words is "eight hundred forty-nine thousand, seven hundred four".