709136 has 40 divisors (see below), whose sum is σ = 1499904. Its totient is φ = 323840.

The previous prime is 709123. The next prime is 709139. The reversal of 709136 is 631907.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 709136.

It is not an unprimeable number, because it can be changed into a prime (709139) by changing a digit.

709136 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15065 + ... + 15111.

2⁷⁰⁹¹³⁶ 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 709136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749952).

709136 is an abundant number, since it is smaller than the sum of its proper divisors (790768).

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

709136 is a wasteful number, since it uses less digits than its factorization.

709136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 709136 is about 842.1021315731. The cubic root of 709136 is about 89.1750122719.

The spelling of 709136 in words is "seven hundred nine thousand, one hundred thirty-six".