706431704 has 64 divisors (see below), whose sum is σ = 1534896000. Its totient is φ = 301432320.

The previous prime is 706431703. The next prime is 706431707. The reversal of 706431704 is 407134607.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706431701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187067 + ... + 190805.

It is an arithmetic number, because the mean of its divisors is an integer number (23982750).

Almost surely, 2^706431704 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 706431704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767448000).

706431704 is an abundant number, since it is smaller than the sum of its proper divisors (828464296).

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

706431704 is a wasteful number, since it uses less digits than its factorization.

706431704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888 (or 3884 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 706431704 is about 26578.7829668704. The cubic root of 706431704 is about 890.6151132158.

The spelling of 706431704 in words is "seven hundred six million, four hundred thirty-one thousand, seven hundred four".