716146 has 4 divisors (see below), whose sum is σ = 1074222. Its totient is φ = 358072.

The previous prime is 716143. The next prime is 716161. The reversal of 716146 is 641617.

It is a happy number.

716146 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641617 = 37 ⋅17341.

It can be written as a sum of positive squares in only one way, i.e., 648025 + 68121 = 805^2 + 261^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 716146.

It is not an unprimeable number, because it can be changed into a prime (716143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179035 + ... + 179038.

2⁷¹⁶¹⁴⁶ is an apocalyptic number.

716146 is a deficient number, since it is larger than the sum of its proper divisors (358076).

716146 is a wasteful number, since it uses less digits than its factorization.

716146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358075.

The product of its digits is 1008, while the sum is 25.

The square root of 716146 is about 846.2540989561. The cubic root of 716146 is about 89.4678889830.

Subtracting from 716146 its reverse (641617), we obtain a square (74529 = 273²).

The spelling of 716146 in words is "seven hundred sixteen thousand, one hundred forty-six".