3459434221 has 2 divisors, whose sum is σ = 3459434222. Its totient is φ = 3459434220.

The previous prime is 3459434203. The next prime is 3459434239. The reversal of 3459434221 is 1224349543.

It is a balanced prime because it is at equal distance from previous prime (3459434203) and next prime (3459434239).

It can be written as a sum of positive squares in only one way, i.e., 2808470025 + 650964196 = 52995^2 + 25514^2 .

It is a cyclic number.

It is not a de Polignac number, because 3459434221 - 2⁵ = 3459434189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3459434021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1729717110 + 1729717111.

It is an arithmetic number, because the mean of its divisors is an integer number (1729717111).

Almost surely, 2^3459434221 is an apocalyptic number.

It is an amenable number.

3459434221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3459434221 is an equidigital number, since it uses as much as digits as its factorization.

3459434221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 3459434221 is about 58816.9552170120. The cubic root of 3459434221 is about 1512.4058866013.

The spelling of 3459434221 in words is "three billion, four hundred fifty-nine million, four hundred thirty-four thousand, two hundred twenty-one".