689282299 has 2 divisors, whose sum is σ = 689282300. Its totient is φ = 689282298.

The previous prime is 689282263. The next prime is 689282311. The reversal of 689282299 is 992282986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 689282299 - 2¹³ = 689274107 is a prime.

It is a super-2 number, since 2×689282299² = 950220175429450802, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (689282219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344641149 + 344641150.

It is an arithmetic number, because the mean of its divisors is an integer number (344641150).

Almost surely, 2^689282299 is an apocalyptic number.

689282299 is a deficient number, since it is larger than the sum of its proper divisors (1).

689282299 is an equidigital number, since it uses as much as digits as its factorization.

689282299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 55.

The square root of 689282299 is about 26254.1863138053. The cubic root of 689282299 is about 883.3491088991.

The spelling of 689282299 in words is "six hundred eighty-nine million, two hundred eighty-two thousand, two hundred ninety-nine".