2768074321 has 2 divisors, whose sum is σ = 2768074322. Its totient is φ = 2768074320.

The previous prime is 2768074307. The next prime is 2768074333. The reversal of 2768074321 is 1234708672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2319481921 + 448592400 = 48161^2 + 21180^2 .

It is a cyclic number.

It is not a de Polignac number, because 2768074321 - 2¹⁹ = 2767550033 is a prime.

It is a super-2 number, since 2×2768074321² = 15324470893159222082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2768074391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1384037160 + 1384037161.

It is an arithmetic number, because the mean of its divisors is an integer number (1384037161).

Almost surely, 2^2768074321 is an apocalyptic number.

It is an amenable number.

2768074321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2768074321 is an equidigital number, since it uses as much as digits as its factorization.

2768074321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 2768074321 is about 52612.4920622470. The cubic root of 2768074321 is about 1404.0823566825.

The spelling of 2768074321 in words is "two billion, seven hundred sixty-eight million, seventy-four thousand, three hundred twenty-one".