349286227 has 2 divisors, whose sum is σ = 349286228. Its totient is φ = 349286226.

The previous prime is 349286213. The next prime is 349286243. The reversal of 349286227 is 722682943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349286227 - 2⁷ = 349286099 is a prime.

It is not a weakly prime, because it can be changed into another prime (349286297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174643113 + 174643114.

It is an arithmetic number, because the mean of its divisors is an integer number (174643114).

Almost surely, 2^349286227 is an apocalyptic number.

349286227 is a deficient number, since it is larger than the sum of its proper divisors (1).

349286227 is an equidigital number, since it uses as much as digits as its factorization.

349286227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 349286227 is about 18689.2008122338. The cubic root of 349286227 is about 704.2504832192.

The spelling of 349286227 in words is "three hundred forty-nine million, two hundred eighty-six thousand, two hundred twenty-seven".