34643723 has 2 divisors, whose sum is σ = 34643724. Its totient is φ = 34643722.

The previous prime is 34643677. The next prime is 34643743. The reversal of 34643723 is 32734643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34643723 - 2¹⁸ = 34381579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34643723.

It is not a weakly prime, because it can be changed into another prime (34643743) 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, 17321861 + 17321862.

It is an arithmetic number, because the mean of its divisors is an integer number (17321862).

Almost surely, 2^34643723 is an apocalyptic number.

34643723 is a deficient number, since it is larger than the sum of its proper divisors (1).

34643723 is an equidigital number, since it uses as much as digits as its factorization.

34643723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 32.

The square root of 34643723 is about 5885.8918610522. The cubic root of 34643723 is about 325.9929333407.

The spelling of 34643723 in words is "thirty-four million, six hundred forty-three thousand, seven hundred twenty-three".