346803089 has 2 divisors, whose sum is σ = 346803090. Its totient is φ = 346803088.

The previous prime is 346802987. The next prime is 346803113. The reversal of 346803089 is 980308643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324288064 + 22515025 = 18008^2 + 4745^2 .

It is an emirp because it is prime and its reverse (980308643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 346803089 - 2¹² = 346798993 is a prime.

It is not a weakly prime, because it can be changed into another prime (346800089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173401544 + 173401545.

It is an arithmetic number, because the mean of its divisors is an integer number (173401545).

Almost surely, 2^346803089 is an apocalyptic number.

It is an amenable number.

346803089 is a deficient number, since it is larger than the sum of its proper divisors (1).

346803089 is an equidigital number, since it uses as much as digits as its factorization.

346803089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 346803089 is about 18622.6498919998. The cubic root of 346803089 is about 702.5776320281.

The spelling of 346803089 in words is "three hundred forty-six million, eight hundred three thousand, eighty-nine".