1873422673 has 2 divisors, whose sum is σ = 1873422674. Its totient is φ = 1873422672.

The previous prime is 1873422671. The next prime is 1873422731. The reversal of 1873422673 is 3762243781.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1179785104 + 693637569 = 34348^2 + 26337^2 .

It is a cyclic number.

It is not a de Polignac number, because 1873422673 - 2¹ = 1873422671 is a prime.

Together with 1873422671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1873422671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936711336 + 936711337.

It is an arithmetic number, because the mean of its divisors is an integer number (936711337).

Almost surely, 2^1873422673 is an apocalyptic number.

It is an amenable number.

1873422673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1873422673 is an equidigital number, since it uses as much as digits as its factorization.

1873422673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 43.

The square root of 1873422673 is about 43283.0529537832. The cubic root of 1873422673 is about 1232.7601603458.

The spelling of 1873422673 in words is "one billion, eight hundred seventy-three million, four hundred twenty-two thousand, six hundred seventy-three".