9716431 has 2 divisors, whose sum is σ = 9716432. Its totient is φ = 9716430.

The previous prime is 9716383. The next prime is 9716449. The reversal of 9716431 is 1346179.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9716431 is a prime.

It is a super-2 number, since 2×9716431² = 188818062755522, which contains 22 as substring.

It is a Chen prime.

9716431 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9716393 and 9716402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9716491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4858215 + 4858216.

It is an arithmetic number, because the mean of its divisors is an integer number (4858216).

Almost surely, 2^9716431 is an apocalyptic number.

9716431 is a deficient number, since it is larger than the sum of its proper divisors (1).

9716431 is an equidigital number, since it uses as much as digits as its factorization.

9716431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 9716431 is about 3117.1190224308. The cubic root of 9716431 is about 213.3874745940.

The spelling of 9716431 in words is "nine million, seven hundred sixteen thousand, four hundred thirty-one".