34564813 has 2 divisors, whose sum is σ = 34564814. Its totient is φ = 34564812.

The previous prime is 34564811. The next prime is 34564853. The reversal of 34564813 is 31846543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21511044 + 13053769 = 4638^2 + 3613^2 .

It is a cyclic number.

It is not a de Polignac number, because 34564813 - 2¹ = 34564811 is a prime.

Together with 34564811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34564811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17282406 + 17282407.

It is an arithmetic number, because the mean of its divisors is an integer number (17282407).

Almost surely, 2^34564813 is an apocalyptic number.

It is an amenable number.

34564813 is a deficient number, since it is larger than the sum of its proper divisors (1).

34564813 is an equidigital number, since it uses as much as digits as its factorization.

34564813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 34564813 is about 5879.1847223914. The cubic root of 34564813 is about 325.7452342293.

The spelling of 34564813 in words is "thirty-four million, five hundred sixty-four thousand, eight hundred thirteen".