716790 has 16 divisors (see below), whose sum is σ = 1720368. Its totient is φ = 191136.

The previous prime is 716789. The next prime is 716809. The reversal of 716790 is 97617.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 23893 = 716790 / (7 + 1 + 6 + 7 + 9 + 0).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11917 + ... + 11976.

It is an arithmetic number, because the mean of its divisors is an integer number (107523).

2⁷¹⁶⁷⁹⁰ is an apocalyptic number.

716790 is an abundant number, since it is smaller than the sum of its proper divisors (1003578).

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

716790 is a wasteful number, since it uses less digits than its factorization.

716790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23903.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 716790 is about 846.6345138252. The cubic root of 716790 is about 89.4946991857.

The spelling of 716790 in words is "seven hundred sixteen thousand, seven hundred ninety".