34999969 has 2 divisors, whose sum is σ = 34999970. Its totient is φ = 34999968.

The previous prime is 34999967. The next prime is 35000011. The reversal of 34999969 is 96999943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21049744 + 13950225 = 4588^2 + 3735^2 .

It is a cyclic number.

It is not a de Polignac number, because 34999969 - 2¹ = 34999967 is a prime.

It is a super-2 number, since 2×34999969² = 2449995660001922, which contains 22 as substring.

Together with 34999967, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34999963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17499984 + 17499985.

It is an arithmetic number, because the mean of its divisors is an integer number (17499985).

Almost surely, 2^34999969 is an apocalyptic number.

It is an amenable number.

34999969 is a deficient number, since it is larger than the sum of its proper divisors (1).

34999969 is an equidigital number, since it uses as much as digits as its factorization.

34999969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4251528, while the sum is 58.

The square root of 34999969 is about 5916.0771631208. The cubic root of 34999969 is about 327.1065344445.

The spelling of 34999969 in words is "thirty-four million, nine hundred ninety-nine thousand, nine hundred sixty-nine".