34809443 has 2 divisors, whose sum is σ = 34809444. Its totient is φ = 34809442.

The previous prime is 34809431. The next prime is 34809449. The reversal of 34809443 is 34490843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34809443 - 2⁴ = 34809427 is a prime.

It is not a weakly prime, because it can be changed into another prime (34809449) 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, 17404721 + 17404722.

It is an arithmetic number, because the mean of its divisors is an integer number (17404722).

Almost surely, 2^34809443 is an apocalyptic number.

34809443 is a deficient number, since it is larger than the sum of its proper divisors (1).

34809443 is an equidigital number, since it uses as much as digits as its factorization.

34809443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 34809443 is about 5899.9527964213. The cubic root of 34809443 is about 326.5119079291.

The spelling of 34809443 in words is "thirty-four million, eight hundred nine thousand, four hundred forty-three".