82967399 has 2 divisors, whose sum is σ = 82967400. Its totient is φ = 82967398.

The previous prime is 82967369. The next prime is 82967473. The reversal of 82967399 is 99376928.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82967399 - 2¹² = 82963303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82967399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82967369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41483699 + 41483700.

It is an arithmetic number, because the mean of its divisors is an integer number (41483700).

Almost surely, 2^82967399 is an apocalyptic number.

82967399 is a deficient number, since it is larger than the sum of its proper divisors (1).

82967399 is an equidigital number, since it uses as much as digits as its factorization.

82967399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 53.

The square root of 82967399 is about 9108.6441910967. The cubic root of 82967399 is about 436.1499480736.

The spelling of 82967399 in words is "eighty-two million, nine hundred sixty-seven thousand, three hundred ninety-nine".