346667 has 2 divisors, whose sum is σ = 346668. Its totient is φ = 346666.

The previous prime is 346657. The next prime is 346669. The reversal of 346667 is 766643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346667 - 2⁴ = 346651 is a prime.

Together with 346669, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (346669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173333 + 173334.

It is an arithmetic number, because the mean of its divisors is an integer number (173334).

2³⁴⁶⁶⁶⁷ is an apocalyptic number.

346667 is a deficient number, since it is larger than the sum of its proper divisors (1).

346667 is an equidigital number, since it uses as much as digits as its factorization.

346667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 346667 is about 588.7843408244. The cubic root of 346667 is about 70.2485720509.

The spelling of 346667 in words is "three hundred forty-six thousand, six hundred sixty-seven".