346491227 has 2 divisors, whose sum is σ = 346491228. Its totient is φ = 346491226.

The previous prime is 346491209. The next prime is 346491241. The reversal of 346491227 is 722194643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346491227 - 2⁸ = 346490971 is a prime.

It is not a weakly prime, because it can be changed into another prime (346491727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173245613 + 173245614.

It is an arithmetic number, because the mean of its divisors is an integer number (173245614).

Almost surely, 2^346491227 is an apocalyptic number.

346491227 is a deficient number, since it is larger than the sum of its proper divisors (1).

346491227 is an equidigital number, since it uses as much as digits as its factorization.

346491227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 346491227 is about 18614.2748179992. The cubic root of 346491227 is about 702.3669716827.

The spelling of 346491227 in words is "three hundred forty-six million, four hundred ninety-one thousand, two hundred twenty-seven".