34502989 has 2 divisors, whose sum is σ = 34502990. Its totient is φ = 34502988.

The previous prime is 34502983. The next prime is 34503019. The reversal of 34502989 is 98920543.

It is a happy number.

34502989 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., 33988900 + 514089 = 5830^2 + 717^2 .

It is an emirp because it is prime and its reverse (98920543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34502989 - 2⁵ = 34502957 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 (34502983) 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, 17251494 + 17251495.

It is an arithmetic number, because the mean of its divisors is an integer number (17251495).

Almost surely, 2^34502989 is an apocalyptic number.

It is an amenable number.

34502989 is a deficient number, since it is larger than the sum of its proper divisors (1).

34502989 is an equidigital number, since it uses as much as digits as its factorization.

34502989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 34502989 is about 5873.9244973016. The cubic root of 34502989 is about 325.5509046918.

The spelling of 34502989 in words is "thirty-four million, five hundred two thousand, nine hundred eighty-nine".