706665080 has 64 divisors (see below), whose sum is σ = 1760503680. Its totient is φ = 253123200.

The previous prime is 706665067. The next prime is 706665121. The reversal of 706665080 is 80566607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17495 + ... + 41465.

It is an arithmetic number, because the mean of its divisors is an integer number (27507870).

Almost surely, 2^706665080 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 706665080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (880251840).

706665080 is an abundant number, since it is smaller than the sum of its proper divisors (1053838600).

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

706665080 is a wasteful number, since it uses less digits than its factorization.

706665080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24060 (or 24056 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 706665080 is about 26583.1728730789. The cubic root of 706665080 is about 890.7131766273.

The spelling of 706665080 in words is "seven hundred six million, six hundred sixty-five thousand, eighty".