342758089 has 2 divisors, whose sum is σ = 342758090. Its totient is φ = 342758088.

The previous prime is 342758057. The next prime is 342758099. The reversal of 342758089 is 980857243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341510400 + 1247689 = 18480^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 342758089 - 2⁵ = 342758057 is a prime.

It is not a weakly prime, because it can be changed into another prime (342758099) 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, 171379044 + 171379045.

It is an arithmetic number, because the mean of its divisors is an integer number (171379045).

Almost surely, 2^342758089 is an apocalyptic number.

It is an amenable number.

342758089 is a deficient number, since it is larger than the sum of its proper divisors (1).

342758089 is an equidigital number, since it uses as much as digits as its factorization.

342758089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 342758089 is about 18513.7270423867. The cubic root of 342758089 is about 699.8353959905.

It can be divided in two parts, 3427 and 58089, that added together give a palindrome (61516).

The spelling of 342758089 in words is "three hundred forty-two million, seven hundred fifty-eight thousand, eighty-nine".