83216699 has 2 divisors, whose sum is σ = 83216700. Its totient is φ = 83216698.

The previous prime is 83216681. The next prime is 83216719. The reversal of 83216699 is 99661238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83216699 - 2⁸ = 83216443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83216629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41608349 + 41608350.

It is an arithmetic number, because the mean of its divisors is an integer number (41608350).

Almost surely, 2^83216699 is an apocalyptic number.

83216699 is a deficient number, since it is larger than the sum of its proper divisors (1).

83216699 is an equidigital number, since it uses as much as digits as its factorization.

83216699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 44.

The square root of 83216699 is about 9122.3187293582. The cubic root of 83216699 is about 436.5863582734.

The spelling of 83216699 in words is "eighty-three million, two hundred sixteen thousand, six hundred ninety-nine".