346550969 has 2 divisors, whose sum is σ = 346550970. Its totient is φ = 346550968.

The previous prime is 346550927. The next prime is 346550977. The reversal of 346550969 is 969055643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220819600 + 125731369 = 14860^2 + 11213^2 .

It is a cyclic number.

It is not a de Polignac number, because 346550969 - 2⁸ = 346550713 is a prime.

It is a super-2 number, since 2×346550969² = 240195148229677922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (346550909) 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, 173275484 + 173275485.

It is an arithmetic number, because the mean of its divisors is an integer number (173275485).

Almost surely, 2^346550969 is an apocalyptic number.

It is an amenable number.

346550969 is a deficient number, since it is larger than the sum of its proper divisors (1).

346550969 is an equidigital number, since it uses as much as digits as its factorization.

346550969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 47.

The square root of 346550969 is about 18615.8794849988. The cubic root of 346550969 is about 702.4073367222.

The spelling of 346550969 in words is "three hundred forty-six million, five hundred fifty thousand, nine hundred sixty-nine".