34797989 has 2 divisors, whose sum is σ = 34797990. Its totient is φ = 34797988.

The previous prime is 34797979. The next prime is 34798003. The reversal of 34797989 is 98979743.

34797989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19509889 + 15288100 = 4417^2 + 3910^2 .

It is a cyclic number.

It is not a de Polignac number, because 34797989 - 2²⁴ = 18020773 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34797979) 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, 17398994 + 17398995.

It is an arithmetic number, because the mean of its divisors is an integer number (17398995).

Almost surely, 2^34797989 is an apocalyptic number.

It is an amenable number.

34797989 is a deficient number, since it is larger than the sum of its proper divisors (1).

34797989 is an equidigital number, since it uses as much as digits as its factorization.

34797989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 56.

The square root of 34797989 is about 5898.9820308253. The cubic root of 34797989 is about 326.4760912335.

The spelling of 34797989 in words is "thirty-four million, seven hundred ninety-seven thousand, nine hundred eighty-nine".