716628 has 48 divisors (see below), whose sum is σ = 1874880. Its totient is φ = 211200.

The previous prime is 716621. The next prime is 716629. The reversal of 716628 is 826617.

It is a happy number.

Its product of digits (4032) is a multiple of the sum of its prime factors (168).

It is a junction number, because it is equal to n+sod(n) for n = 716595 and 716604.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 716628.

It is not an unprimeable number, because it can be changed into a prime (716621) 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, 8008 + ... + 8096.

It is an arithmetic number, because the mean of its divisors is an integer number (39060).

2⁷¹⁶⁶²⁸ 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 716628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (937440).

716628 is an abundant number, since it is smaller than the sum of its proper divisors (1158252).

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

716628 is a wasteful number, since it uses less digits than its factorization.

716628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 166 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 716628 is about 846.5388354943. The cubic root of 716628 is about 89.4879565164.

The spelling of 716628 in words is "seven hundred sixteen thousand, six hundred twenty-eight".