348862609 has 2 divisors, whose sum is σ = 348862610. Its totient is φ = 348862608.

The previous prime is 348862583. The next prime is 348862637. The reversal of 348862609 is 906268843.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 261533584 + 87329025 = 16172^2 + 9345^2 .

It is a cyclic number.

It is not a de Polignac number, because 348862609 - 2¹⁹ = 348338321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (348862649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174431304 + 174431305.

It is an arithmetic number, because the mean of its divisors is an integer number (174431305).

Almost surely, 2^348862609 is an apocalyptic number.

It is an amenable number.

348862609 is a deficient number, since it is larger than the sum of its proper divisors (1).

348862609 is an equidigital number, since it uses as much as digits as its factorization.

348862609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 348862609 is about 18677.8641444893. The cubic root of 348862609 is about 703.9656605851.

The spelling of 348862609 in words is "three hundred forty-eight million, eight hundred sixty-two thousand, six hundred nine".