34809899 has 2 divisors, whose sum is σ = 34809900. Its totient is φ = 34809898.

The previous prime is 34809893. The next prime is 34809911. The reversal of 34809899 is 99890843.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34809899 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34809893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17404949 + 17404950.

It is an arithmetic number, because the mean of its divisors is an integer number (17404950).

Almost surely, 2^34809899 is an apocalyptic number.

34809899 is a deficient number, since it is larger than the sum of its proper divisors (1).

34809899 is an equidigital number, since it uses as much as digits as its factorization.

34809899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 34809899 is about 5899.9914406718. The cubic root of 34809899 is about 326.5133336800.

The spelling of 34809899 in words is "thirty-four million, eight hundred nine thousand, eight hundred ninety-nine".