34349969 has 2 divisors, whose sum is σ = 34349970. Its totient is φ = 34349968.

The previous prime is 34349951. The next prime is 34349981. The reversal of 34349969 is 96994343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31584400 + 2765569 = 5620^2 + 1663^2 .

It is an emirp because it is prime and its reverse (96994343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34349969 - 2¹² = 34345873 is a prime.

It is a super-2 number, since 2×34349969² = 2359840740601922, which contains 22 as substring.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17174984 + 17174985.

It is an arithmetic number, because the mean of its divisors is an integer number (17174985).

Almost surely, 2^34349969 is an apocalyptic number.

It is an amenable number.

34349969 is a deficient number, since it is larger than the sum of its proper divisors (1).

34349969 is an equidigital number, since it uses as much as digits as its factorization.

34349969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 47.

The square root of 34349969 is about 5860.8846601857. The cubic root of 34349969 is about 325.0689210834.

The spelling of 34349969 in words is "thirty-four million, three hundred forty-nine thousand, nine hundred sixty-nine".