344658089 has 2 divisors, whose sum is σ = 344658090. Its totient is φ = 344658088.

The previous prime is 344658077. The next prime is 344658101. The reversal of 344658089 is 980856443.

It is a balanced prime because it is at equal distance from previous prime (344658077) and next prime (344658101).

It can be written as a sum of positive squares in only one way, i.e., 299566864 + 45091225 = 17308^2 + 6715^2 .

It is a cyclic number.

It is not a de Polignac number, because 344658089 - 2¹⁶ = 344592553 is a prime.

It is a super-3 number, since 3×344658089³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344658019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172329044 + 172329045.

It is an arithmetic number, because the mean of its divisors is an integer number (172329045).

Almost surely, 2^344658089 is an apocalyptic number.

It is an amenable number.

344658089 is a deficient number, since it is larger than the sum of its proper divisors (1).

344658089 is an equidigital number, since it uses as much as digits as its factorization.

344658089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 344658089 is about 18564.9694047688. The cubic root of 344658089 is about 701.1261390304.

The spelling of 344658089 in words is "three hundred forty-four million, six hundred fifty-eight thousand, eighty-nine".