709705632 has 96 divisors (see below), whose sum is σ = 2028801600. Its totient is φ = 216373248.

The previous prime is 709705627. The next prime is 709705637. The reversal of 709705632 is 236507907.

709705632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (709705627) and next prime (709705637).

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (709705637) 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, 46188 + ... + 59604.

It is an arithmetic number, because the mean of its divisors is an integer number (21133350).

Almost surely, 2^709705632 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 709705632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1014400800).

709705632 is an abundant number, since it is smaller than the sum of its proper divisors (1319095968).

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

709705632 is a wasteful number, since it uses less digits than its factorization.

709705632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13478 (or 13470 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 39.

The square root of 709705632 is about 26640.3008992016. The cubic root of 709705632 is about 891.9888326673.

The spelling of 709705632 in words is "seven hundred nine million, seven hundred five thousand, six hundred thirty-two".