346550887 has 2 divisors, whose sum is σ = 346550888. Its totient is φ = 346550886.

The previous prime is 346550873. The next prime is 346550909. The reversal of 346550887 is 788055643.

It is a weak prime.

It is an emirp because it is prime and its reverse (788055643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 346550887 - 2²⁷ = 212333159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346550857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173275443 + 173275444.

It is an arithmetic number, because the mean of its divisors is an integer number (173275444).

Almost surely, 2^346550887 is an apocalyptic number.

346550887 is a deficient number, since it is larger than the sum of its proper divisors (1).

346550887 is an equidigital number, since it uses as much as digits as its factorization.

346550887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 346550887 is about 18615.8772825779. The cubic root of 346550887 is about 702.4072813216.

The spelling of 346550887 in words is "three hundred forty-six million, five hundred fifty thousand, eight hundred eighty-seven".