2072438773 has 2 divisors, whose sum is σ = 2072438774. Its totient is φ = 2072438772.

The previous prime is 2072438749. The next prime is 2072438791. The reversal of 2072438773 is 3778342702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1883733604 + 188705169 = 43402^2 + 13737^2 .

It is a cyclic number.

It is not a de Polignac number, because 2072438773 - 2²¹ = 2070341621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2072438723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036219386 + 1036219387.

It is an arithmetic number, because the mean of its divisors is an integer number (1036219387).

Almost surely, 2^2072438773 is an apocalyptic number.

It is an amenable number.

2072438773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2072438773 is an equidigital number, since it uses as much as digits as its factorization.

2072438773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 2072438773 is about 45524.0460965411. The cubic root of 2072438773 is about 1274.9522007968.

The spelling of 2072438773 in words is "two billion, seventy-two million, four hundred thirty-eight thousand, seven hundred seventy-three".