346446943 has 2 divisors, whose sum is σ = 346446944. Its totient is φ = 346446942.

The previous prime is 346446929. The next prime is 346446959. The reversal of 346446943 is 349644643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346446943 - 2²¹ = 344349791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346446943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346441943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173223471 + 173223472.

It is an arithmetic number, because the mean of its divisors is an integer number (173223472).

Almost surely, 2^346446943 is an apocalyptic number.

346446943 is a deficient number, since it is larger than the sum of its proper divisors (1).

346446943 is an equidigital number, since it uses as much as digits as its factorization.

346446943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 43.

The square root of 346446943 is about 18613.0852627929. The cubic root of 346446943 is about 702.3370479388.

The spelling of 346446943 in words is "three hundred forty-six million, four hundred forty-six thousand, nine hundred forty-three".