34666889 has 2 divisors, whose sum is σ = 34666890. Its totient is φ = 34666888.

The previous prime is 34666867. The next prime is 34666913. The reversal of 34666889 is 98866643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29073664 + 5593225 = 5392^2 + 2365^2 .

It is an emirp because it is prime and its reverse (98866643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34666889 - 2⁸ = 34666633 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (34662889) 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, 17333444 + 17333445.

It is an arithmetic number, because the mean of its divisors is an integer number (17333445).

Almost surely, 2^34666889 is an apocalyptic number.

It is an amenable number.

34666889 is a deficient number, since it is larger than the sum of its proper divisors (1).

34666889 is an equidigital number, since it uses as much as digits as its factorization.

34666889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 50.

The square root of 34666889 is about 5887.8594582412. The cubic root of 34666889 is about 326.0655801673.

The spelling of 34666889 in words is "thirty-four million, six hundred sixty-six thousand, eight hundred eighty-nine".