34021829 has 2 divisors, whose sum is σ = 34021830. Its totient is φ = 34021828.

The previous prime is 34021817. The next prime is 34021831. The reversal of 34021829 is 92812043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33930625 + 91204 = 5825^2 + 302^2 .

It is an emirp because it is prime and its reverse (92812043) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34021829 is a prime.

Together with 34021831, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34021859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17010914 + 17010915.

It is an arithmetic number, because the mean of its divisors is an integer number (17010915).

Almost surely, 2^34021829 is an apocalyptic number.

It is an amenable number.

34021829 is a deficient number, since it is larger than the sum of its proper divisors (1).

34021829 is an equidigital number, since it uses as much as digits as its factorization.

34021829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 34021829 is about 5832.8234158082. The cubic root of 34021829 is about 324.0304961642.

The spelling of 34021829 in words is "thirty-four million, twenty-one thousand, eight hundred twenty-nine".