3437664173 has 2 divisors, whose sum is σ = 3437664174. Its totient is φ = 3437664172.

The previous prime is 3437664169. The next prime is 3437664227. The reversal of 3437664173 is 3714667343.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3308205289 + 129458884 = 57517^2 + 11378^2 .

It is a cyclic number.

It is not a de Polignac number, because 3437664173 - 2² = 3437664169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3437664473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718832086 + 1718832087.

It is an arithmetic number, because the mean of its divisors is an integer number (1718832087).

Almost surely, 2^3437664173 is an apocalyptic number.

It is an amenable number.

3437664173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3437664173 is an equidigital number, since it uses as much as digits as its factorization.

3437664173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 44.

The square root of 3437664173 is about 58631.5970531249. The cubic root of 3437664173 is about 1509.2267100310.

The spelling of 3437664173 in words is "three billion, four hundred thirty-seven million, six hundred sixty-four thousand, one hundred seventy-three".