704560256 has 32 divisors (see below), whose sum is σ = 1410791580. Its totient is φ = 350479360.

The previous prime is 704560247. The next prime is 704560279. The reversal of 704560256 is 652065407.

It can be written as a sum of positive squares in 2 ways, for example, as 637057600 + 67502656 = 25240^2 + 8216^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11246 + ... + 39186.

Almost surely, 2^704560256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704560256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705395790).

704560256 is an abundant number, since it is smaller than the sum of its proper divisors (706231324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

704560256 is a wasteful number, since it uses less digits than its factorization.

704560256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28152 (or 28140 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 704560256 is about 26543.5539444137. The cubic root of 704560256 is about 889.8279581607.

The spelling of 704560256 in words is "seven hundred four million, five hundred sixty thousand, two hundred fifty-six".