346441091 has 2 divisors, whose sum is σ = 346441092. Its totient is φ = 346441090.

The previous prime is 346441057. The next prime is 346441093. The reversal of 346441091 is 190144643.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346441091 - 2¹⁰ = 346440067 is a prime.

Together with 346441093, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_18622670 and since 346441091 and 18622670 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (346441093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173220545 + 173220546.

It is an arithmetic number, because the mean of its divisors is an integer number (173220546).

Almost surely, 2^346441091 is an apocalyptic number.

346441091 is a deficient number, since it is larger than the sum of its proper divisors (1).

346441091 is an equidigital number, since it uses as much as digits as its factorization.

346441091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 346441091 is about 18612.9280608936. The cubic root of 346441091 is about 702.3330934136. Note that the first 3 decimals are identical.

The spelling of 346441091 in words is "three hundred forty-six million, four hundred forty-one thousand, ninety-one".