704768 has 18 divisors (see below), whose sum is σ = 1407294. Its totient is φ = 352256.

The previous prime is 704761. The next prime is 704771. The reversal of 704768 is 867407.

It can be written as a sum of positive squares in only one way, i.e., 692224 + 12544 = 832^2 + 112^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (704761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121 + ... + 1632.

It is an arithmetic number, because the mean of its divisors is an integer number (78183).

2⁷⁰⁴⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

704768 is a deficient number, since it is larger than the sum of its proper divisors (702526).

704768 is an equidigital number, since it uses as much as digits as its factorization.

704768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 704768 is about 839.5046158301. The cubic root of 704768 is about 88.9915406680.

The spelling of 704768 in words is "seven hundred four thousand, seven hundred sixty-eight".