348698789 has 2 divisors, whose sum is σ = 348698790. Its totient is φ = 348698788.

The previous prime is 348698771. The next prime is 348698827. The reversal of 348698789 is 987896843.

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., 267878689 + 80820100 = 16367^2 + 8990^2 .

It is a cyclic number.

It is not a de Polignac number, because 348698789 - 2⁸ = 348698533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348698759) 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, 174349394 + 174349395.

It is an arithmetic number, because the mean of its divisors is an integer number (174349395).

Almost surely, 2^348698789 is an apocalyptic number.

It is an amenable number.

348698789 is a deficient number, since it is larger than the sum of its proper divisors (1).

348698789 is an equidigital number, since it uses as much as digits as its factorization.

348698789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20901888, while the sum is 62.

The square root of 348698789 is about 18673.4782244766. The cubic root of 348698789 is about 703.8554531972.

The spelling of 348698789 in words is "three hundred forty-eight million, six hundred ninety-eight thousand, seven hundred eighty-nine".