34688999 has 2 divisors, whose sum is σ = 34689000. Its totient is φ = 34688998.

The previous prime is 34688989. The next prime is 34689001. The reversal of 34688999 is 99988643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34688999 - 2⁸ = 34688743 is a prime.

It is a Sophie Germain prime.

Together with 34689001, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34688909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17344499 + 17344500.

It is an arithmetic number, because the mean of its divisors is an integer number (17344500).

Almost surely, 2^34688999 is an apocalyptic number.

34688999 is a deficient number, since it is larger than the sum of its proper divisors (1).

34688999 is an equidigital number, since it uses as much as digits as its factorization.

34688999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 56.

The square root of 34688999 is about 5889.7367513328. The cubic root of 34688999 is about 326.1348852791.

The spelling of 34688999 in words is "thirty-four million, six hundred eighty-eight thousand, nine hundred ninety-nine".