349598231 has 2 divisors, whose sum is σ = 349598232. Its totient is φ = 349598230.

The previous prime is 349598203. The next prime is 349598257. The reversal of 349598231 is 132895943.

It is a strong prime.

It is an emirp because it is prime and its reverse (132895943) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349598231 is a prime.

It is a super-2 number, since 2×349598231² = 244437846236658722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349598261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174799115 + 174799116.

It is an arithmetic number, because the mean of its divisors is an integer number (174799116).

Almost surely, 2^349598231 is an apocalyptic number.

349598231 is a deficient number, since it is larger than the sum of its proper divisors (1).

349598231 is an equidigital number, since it uses as much as digits as its factorization.

349598231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 44.

The square root of 349598231 is about 18697.5461224194. The cubic root of 349598231 is about 704.4601141351.

The spelling of 349598231 in words is "three hundred forty-nine million, five hundred ninety-eight thousand, two hundred thirty-one".