704071680 has 384 divisors, whose sum is σ = 2542700160. Its totient is φ = 165150720.

The previous prime is 704071679. The next prime is 704071691. The reversal of 704071680 is 86170407.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16373739 + ... + 16373781.

It is an arithmetic number, because the mean of its divisors is an integer number (6621615).

Almost surely, 2^704071680 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 704071680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1271350080).

704071680 is an abundant number, since it is smaller than the sum of its proper divisors (1838628480).

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

704071680 is a wasteful number, since it uses less digits than its factorization.

704071680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 704071680 is about 26534.3490592854. The cubic root of 704071680 is about 889.6222274176.

The spelling of 704071680 in words is "seven hundred four million, seventy-one thousand, six hundred eighty".