716858 has 4 divisors (see below), whose sum is σ = 1075290. Its totient is φ = 358428.

The previous prime is 716857. The next prime is 716861. The reversal of 716858 is 858617.

It is a happy number.

716858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 858617 = 787 ⋅1091.

It can be written as a sum of positive squares in only one way, i.e., 582169 + 134689 = 763^2 + 367^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 716858.

It is not an unprimeable number, because it can be changed into a prime (716857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179213 + ... + 179216.

2⁷¹⁶⁸⁵⁸ is an apocalyptic number.

716858 is a deficient number, since it is larger than the sum of its proper divisors (358432).

716858 is a wasteful number, since it uses less digits than its factorization.

716858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358431.

The product of its digits is 13440, while the sum is 35.

The square root of 716858 is about 846.6746718782. The cubic root of 716858 is about 89.4975291392.

The spelling of 716858 in words is "seven hundred sixteen thousand, eight hundred fifty-eight".