3420027673 has 2 divisors, whose sum is σ = 3420027674. Its totient is φ = 3420027672.

The previous prime is 3420027671. The next prime is 3420027691. The reversal of 3420027673 is 3767200243.

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., 2205993024 + 1214034649 = 46968^2 + 34843^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420027673 - 2¹ = 3420027671 is a prime.

Together with 3420027671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3420027671) 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, 1710013836 + 1710013837.

It is an arithmetic number, because the mean of its divisors is an integer number (1710013837).

Almost surely, 2^3420027673 is an apocalyptic number.

It is an amenable number.

3420027673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420027673 is an equidigital number, since it uses as much as digits as its factorization.

3420027673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 3420027673 is about 58481.0026675330. The cubic root of 3420027673 is about 1506.6413182348.

The spelling of 3420027673 in words is "three billion, four hundred twenty million, twenty-seven thousand, six hundred seventy-three".