34215829 has 2 divisors, whose sum is σ = 34215830. Its totient is φ = 34215828.

The previous prime is 34215803. The next prime is 34215851. The reversal of 34215829 is 92851243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32512804 + 1703025 = 5702^2 + 1305^2 .

It is a cyclic number.

It is not a de Polignac number, because 34215829 - 2²¹ = 32118677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34215794 and 34215803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34215869) 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, 17107914 + 17107915.

It is an arithmetic number, because the mean of its divisors is an integer number (17107915).

Almost surely, 2^34215829 is an apocalyptic number.

It is an amenable number.

34215829 is a deficient number, since it is larger than the sum of its proper divisors (1).

34215829 is an equidigital number, since it uses as much as digits as its factorization.

34215829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 34215829 is about 5849.4298012712. The cubic root of 34215829 is about 324.6452270688.

The spelling of 34215829 in words is "thirty-four million, two hundred fifteen thousand, eight hundred twenty-nine".