34436813 has 2 divisors, whose sum is σ = 34436814. Its totient is φ = 34436812.

The previous prime is 34436771. The next prime is 34436821. The reversal of 34436813 is 31863443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17280649 + 17156164 = 4157^2 + 4142^2 .

It is a cyclic number.

It is not a de Polignac number, because 34436813 - 2⁶ = 34436749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34436813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34436893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17218406 + 17218407.

It is an arithmetic number, because the mean of its divisors is an integer number (17218407).

Almost surely, 2^34436813 is an apocalyptic number.

It is an amenable number.

34436813 is a deficient number, since it is larger than the sum of its proper divisors (1).

34436813 is an equidigital number, since it uses as much as digits as its factorization.

34436813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 32.

The square root of 34436813 is about 5868.2887624929. The cubic root of 34436813 is about 325.3426382448.

The spelling of 34436813 in words is "thirty-four million, four hundred thirty-six thousand, eight hundred thirteen".