2478234673 has 2 divisors, whose sum is σ = 2478234674. Its totient is φ = 2478234672.

The previous prime is 2478234641. The next prime is 2478234763. The reversal of 2478234673 is 3764328742.

Together with next prime (2478234763) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2423888289 + 54346384 = 49233^2 + 7372^2 .

It is a cyclic number.

It is not a de Polignac number, because 2478234673 - 2⁵ = 2478234641 is a prime.

It is a super-2 number, since 2×2478234673² = 12283294188918833858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2478234173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1239117336 + 1239117337.

It is an arithmetic number, because the mean of its divisors is an integer number (1239117337).

Almost surely, 2^2478234673 is an apocalyptic number.

It is an amenable number.

2478234673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2478234673 is an equidigital number, since it uses as much as digits as its factorization.

2478234673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 46.

The square root of 2478234673 is about 49781.8709270755. The cubic root of 2478234673 is about 1353.2586433350.

The spelling of 2478234673 in words is "two billion, four hundred seventy-eight million, two hundred thirty-four thousand, six hundred seventy-three".