3426631729 has 2 divisors, whose sum is σ = 3426631730. Its totient is φ = 3426631728.

The previous prime is 3426631711. The next prime is 3426631759. The reversal of 3426631729 is 9271366243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3005561329 + 421070400 = 54823^2 + 20520^2 .

It is an emirp because it is prime and its reverse (9271366243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3426631729 - 2⁹ = 3426631217 is a prime.

It is not a weakly prime, because it can be changed into another prime (3426631759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713315864 + 1713315865.

It is an arithmetic number, because the mean of its divisors is an integer number (1713315865).

Almost surely, 2^3426631729 is an apocalyptic number.

It is an amenable number.

3426631729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3426631729 is an equidigital number, since it uses as much as digits as its factorization.

3426631729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 43.

The square root of 3426631729 is about 58537.4386952487. The cubic root of 3426631729 is about 1507.6104669299.

The spelling of 3426631729 in words is "three billion, four hundred twenty-six million, six hundred thirty-one thousand, seven hundred twenty-nine".