822989383 has 2 divisors, whose sum is σ = 822989384. Its totient is φ = 822989382.

The previous prime is 822989359. The next prime is 822989413. The reversal of 822989383 is 383989228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 822989383 - 2²⁹ = 286118471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 822989383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (822989303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411494691 + 411494692.

It is an arithmetic number, because the mean of its divisors is an integer number (411494692).

Almost surely, 2^822989383 is an apocalyptic number.

822989383 is a deficient number, since it is larger than the sum of its proper divisors (1).

822989383 is an equidigital number, since it uses as much as digits as its factorization.

822989383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 52.

The square root of 822989383 is about 28687.7915322877. The cubic root of 822989383 is about 937.1261947489.

The spelling of 822989383 in words is "eight hundred twenty-two million, nine hundred eighty-nine thousand, three hundred eighty-three".