349299319 has 2 divisors, whose sum is σ = 349299320. Its totient is φ = 349299318.

The previous prime is 349299311. The next prime is 349299331. The reversal of 349299319 is 913992943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349299319 - 2³ = 349299311 is a prime.

It is a super-2 number, since 2×349299319² = 244020028507727522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349299311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174649659 + 174649660.

It is an arithmetic number, because the mean of its divisors is an integer number (174649660).

Almost surely, 2^349299319 is an apocalyptic number.

349299319 is a deficient number, since it is larger than the sum of its proper divisors (1).

349299319 is an equidigital number, since it uses as much as digits as its factorization.

349299319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 472392, while the sum is 49.

The square root of 349299319 is about 18689.5510646992. The cubic root of 349299319 is about 704.2592820509.

The spelling of 349299319 in words is "three hundred forty-nine million, two hundred ninety-nine thousand, three hundred nineteen".