716724 has 36 divisors (see below), whose sum is σ = 1857856. Its totient is φ = 232848.

The previous prime is 716713. The next prime is 716731. The reversal of 716724 is 427617.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

716724 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 (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1317 + ... + 1779.

2⁷¹⁶⁷²⁴ 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 716724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (928928).

716724 is an abundant number, since it is smaller than the sum of its proper divisors (1141132).

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

716724 is a wasteful number, since it uses less digits than its factorization.

716724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 511 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 716724 is about 846.5955350697. The cubic root of 716724 is about 89.4919522949.

The spelling of 716724 in words is "seven hundred sixteen thousand, seven hundred twenty-four".