704071040 has 64 divisors (see below), whose sum is σ = 1686843360. Its totient is φ = 281014272.

The previous prime is 704070959. The next prime is 704071061. The reversal of 704071040 is 40170407.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 704070997 and 704071015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393989 + ... + 395771.

Almost surely, 2^704071040 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 704071040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843421680).

704071040 is an abundant number, since it is smaller than the sum of its proper divisors (982772320).

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

704071040 is a wasteful number, since it uses less digits than its factorization.

704071040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 704071040 is about 26534.3369994428. The cubic root of 704071040 is about 889.6219578625.

The spelling of 704071040 in words is "seven hundred four million, seventy-one thousand, forty".