34643407 has 2 divisors, whose sum is σ = 34643408. Its totient is φ = 34643406.

The previous prime is 34643393. The next prime is 34643417. The reversal of 34643407 is 70434643.

34643407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34643407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34643417) 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, 17321703 + 17321704.

It is an arithmetic number, because the mean of its divisors is an integer number (17321704).

Almost surely, 2^34643407 is an apocalyptic number.

34643407 is a deficient number, since it is larger than the sum of its proper divisors (1).

34643407 is an equidigital number, since it uses as much as digits as its factorization.

34643407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 34643407 is about 5885.8650171406. The cubic root of 34643407 is about 325.9919421647.

The spelling of 34643407 in words is "thirty-four million, six hundred forty-three thousand, four hundred seven".