3438820829 has 2 divisors, whose sum is σ = 3438820830. Its totient is φ = 3438820828.

The previous prime is 3438820789. The next prime is 3438820927. The reversal of 3438820829 is 9280288343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2587756900 + 851063929 = 50870^2 + 29173^2 .

It is a cyclic number.

It is not a de Polignac number, because 3438820829 - 2⁸ = 3438820573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3438820729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1719410414 + 1719410415.

It is an arithmetic number, because the mean of its divisors is an integer number (1719410415).

Almost surely, 2^3438820829 is an apocalyptic number.

It is an amenable number.

3438820829 is a deficient number, since it is larger than the sum of its proper divisors (1).

3438820829 is an equidigital number, since it uses as much as digits as its factorization.

3438820829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 3438820829 is about 58641.4599835304. The cubic root of 3438820829 is about 1509.3959587120.

The spelling of 3438820829 in words is "three billion, four hundred thirty-eight million, eight hundred twenty thousand, eight hundred twenty-nine".