2622800729 has 2 divisors, whose sum is σ = 2622800730. Its totient is φ = 2622800728.

The previous prime is 2622800707. The next prime is 2622800743. The reversal of 2622800729 is 9270082262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1986752329 + 636048400 = 44573^2 + 25220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2622800729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2622800692 and 2622800701.

It is not a weakly prime, because it can be changed into another prime (2622800779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311400364 + 1311400365.

It is an arithmetic number, because the mean of its divisors is an integer number (1311400365).

Almost surely, 2^2622800729 is an apocalyptic number.

It is an amenable number.

2622800729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2622800729 is an equidigital number, since it uses as much as digits as its factorization.

2622800729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 2622800729 is about 51213.2866451666. The cubic root of 2622800729 is about 1379.0767347149.

The spelling of 2622800729 in words is "two billion, six hundred twenty-two million, eight hundred thousand, seven hundred twenty-nine".