431716 has 12 divisors (see below), whose sum is σ = 776188. Its totient is φ = 209952.

The previous prime is 431707. The next prime is 431729. The reversal of 431716 is 617134.

It can be written as a sum of positive squares in 2 ways, for example, as 417316 + 14400 = 646^2 + 120^2 .

It is a congruent number.

It is an unprimeable number.

431716 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311 + ... + 1606.

2⁴³¹⁷¹⁶ is an apocalyptic number.

It is an amenable number.

431716 is a deficient number, since it is larger than the sum of its proper divisors (344472).

431716 is a wasteful number, since it uses less digits than its factorization.

431716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958 (or 2956 counting only the distinct ones).

The product of its digits is 504, while the sum is 22.

The square root of 431716 is about 657.0509873670. The cubic root of 431716 is about 75.5786937336.

The spelling of 431716 in words is "four hundred thirty-one thousand, seven hundred sixteen".