346442263 has 2 divisors, whose sum is σ = 346442264. Its totient is φ = 346442262.

The previous prime is 346442209. The next prime is 346442281. The reversal of 346442263 is 362244643.

It is a strong prime.

It is an emirp because it is prime and its reverse (362244643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 346442263 - 2¹⁷ = 346311191 is a prime.

It is a super-2 number, since 2×346442263² = 240044483185122338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346442203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173221131 + 173221132.

It is an arithmetic number, because the mean of its divisors is an integer number (173221132).

Almost surely, 2^346442263 is an apocalyptic number.

346442263 is a deficient number, since it is larger than the sum of its proper divisors (1).

346442263 is an equidigital number, since it uses as much as digits as its factorization.

346442263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 34.

The square root of 346442263 is about 18612.9595443605. The cubic root of 346442263 is about 702.3338854034. Note that the first 3 decimals are identical.

The spelling of 346442263 in words is "three hundred forty-six million, four hundred forty-two thousand, two hundred sixty-three".