706593664 has 64 divisors (see below), whose sum is σ = 1660723200. Its totient is φ = 293045760.

The previous prime is 706593659. The next prime is 706593689. The reversal of 706593664 is 466395607.

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

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, 15057 + ... + 40495.

It is an arithmetic number, because the mean of its divisors is an integer number (25948800).

Almost surely, 2^706593664 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 706593664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830361600).

706593664 is an abundant number, since it is smaller than the sum of its proper divisors (954129536).

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

706593664 is a wasteful number, since it uses less digits than its factorization.

706593664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25491 (or 25479 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 46.

The square root of 706593664 is about 26581.8295833827. The cubic root of 706593664 is about 890.6831702792.

The spelling of 706593664 in words is "seven hundred six million, five hundred ninety-three thousand, six hundred sixty-four".