718704 has 120 divisors (see below), whose sum is σ = 2476032. Its totient is φ = 190080.

The previous prime is 718703. The next prime is 718717. The reversal of 718704 is 407817.

718704 = 137² + 138² + ... + 167².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23169 + ... + 23199.

2⁷¹⁸⁷⁰⁴ 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 718704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1238016).

718704 is an abundant number, since it is smaller than the sum of its proper divisors (1757328).

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

718704 is a wasteful number, since it uses less digits than its factorization.

718704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 718704 is about 847.7641181366. The cubic root of 718704 is about 89.5742857758.

The spelling of 718704 in words is "seven hundred eighteen thousand, seven hundred four".