34435691 has 2 divisors, whose sum is σ = 34435692. Its totient is φ = 34435690.

The previous prime is 34435663. The next prime is 34435729. The reversal of 34435691 is 19653443.

It is a happy number.

34435691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (19653443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34435691 - 2⁶ = 34435627 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34435601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17217845 + 17217846.

It is an arithmetic number, because the mean of its divisors is an integer number (17217846).

Almost surely, 2^34435691 is an apocalyptic number.

34435691 is a deficient number, since it is larger than the sum of its proper divisors (1).

34435691 is an equidigital number, since it uses as much as digits as its factorization.

34435691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 35.

The square root of 34435691 is about 5868.1931631466. The cubic root of 34435691 is about 325.3391048323.

The spelling of 34435691 in words is "thirty-four million, four hundred thirty-five thousand, six hundred ninety-one".