346938331 has 2 divisors, whose sum is σ = 346938332. Its totient is φ = 346938330.

The previous prime is 346938311. The next prime is 346938341. The reversal of 346938331 is 133839643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346938331 - 2²³ = 338549723 is a prime.

It is a super-2 number, since 2×346938331² = 240732411034131122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (346938311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173469165 + 173469166.

It is an arithmetic number, because the mean of its divisors is an integer number (173469166).

Almost surely, 2^346938331 is an apocalyptic number.

346938331 is a deficient number, since it is larger than the sum of its proper divisors (1).

346938331 is an equidigital number, since it uses as much as digits as its factorization.

346938331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 40.

The square root of 346938331 is about 18626.2806539577. The cubic root of 346938331 is about 702.6689476848.

The spelling of 346938331 in words is "three hundred forty-six million, nine hundred thirty-eight thousand, three hundred thirty-one".