705636499 has 2 divisors, whose sum is σ = 705636500. Its totient is φ = 705636498.

The previous prime is 705636479. The next prime is 705636557. The reversal of 705636499 is 994636507.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 705636499 - 2¹¹ = 705634451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (705636409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352818249 + 352818250.

It is an arithmetic number, because the mean of its divisors is an integer number (352818250).

Almost surely, 2^705636499 is an apocalyptic number.

705636499 is a deficient number, since it is larger than the sum of its proper divisors (1).

705636499 is an equidigital number, since it uses as much as digits as its factorization.

705636499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The square root of 705636499 is about 26563.8193601748. The cubic root of 705636499 is about 890.2808098461.

The spelling of 705636499 in words is "seven hundred five million, six hundred thirty-six thousand, four hundred ninety-nine".