789704 has 8 divisors (see below), whose sum is σ = 1480710. Its totient is φ = 394848.

The previous prime is 789689. The next prime is 789709. The reversal of 789704 is 407987.

It can be written as a sum of positive squares in only one way, i.e., 487204 + 302500 = 698^2 + 550^2 .

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

It is not an unprimeable number, because it can be changed into a prime (789709) by changing a digit.

789704 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 (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49349 + ... + 49364.

2⁷⁸⁹⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

789704 is a deficient number, since it is larger than the sum of its proper divisors (691006).

789704 is a wasteful number, since it uses less digits than its factorization.

789704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98719 (or 98715 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 789704 is about 888.6529131219. The cubic root of 789704 is about 92.4318075436.

The spelling of 789704 in words is "seven hundred eighty-nine thousand, seven hundred four".