34722691 has 2 divisors, whose sum is σ = 34722692. Its totient is φ = 34722690.

The previous prime is 34722679. The next prime is 34722719. The reversal of 34722691 is 19622743.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34722691 - 2⁵ = 34722659 is a prime.

It is not a weakly prime, because it can be changed into another prime (34722631) 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, 17361345 + 17361346.

It is an arithmetic number, because the mean of its divisors is an integer number (17361346).

Almost surely, 2^34722691 is an apocalyptic number.

34722691 is a deficient number, since it is larger than the sum of its proper divisors (1).

34722691 is an equidigital number, since it uses as much as digits as its factorization.

34722691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 34722691 is about 5892.5962868671. The cubic root of 34722691 is about 326.2404382532.

The spelling of 34722691 in words is "thirty-four million, seven hundred twenty-two thousand, six hundred ninety-one".