349623559 has 2 divisors, whose sum is σ = 349623560. Its totient is φ = 349623558.

The previous prime is 349623493. The next prime is 349623601. The reversal of 349623559 is 955326943.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 349623559 - 2⁷ = 349623431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349623259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174811779 + 174811780.

It is an arithmetic number, because the mean of its divisors is an integer number (174811780).

Almost surely, 2^349623559 is an apocalyptic number.

349623559 is a deficient number, since it is larger than the sum of its proper divisors (1).

349623559 is an equidigital number, since it uses as much as digits as its factorization.

349623559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 874800, while the sum is 46.

The square root of 349623559 is about 18698.2234182823. The cubic root of 349623559 is about 704.4771261729.

The spelling of 349623559 in words is "three hundred forty-nine million, six hundred twenty-three thousand, five hundred fifty-nine".