2622239549 has 2 divisors, whose sum is σ = 2622239550. Its totient is φ = 2622239548.

The previous prime is 2622239489. The next prime is 2622239569. The reversal of 2622239549 is 9459322262.

2622239549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1847452324 + 774787225 = 42982^2 + 27835^2 .

It is a cyclic number.

It is not a de Polignac number, because 2622239549 - 2¹² = 2622235453 is a prime.

It is a super-2 number, since 2×2622239549² = 13752280504679446802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2622239569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311119774 + 1311119775.

It is an arithmetic number, because the mean of its divisors is an integer number (1311119775).

Almost surely, 2^2622239549 is an apocalyptic number.

It is an amenable number.

2622239549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2622239549 is an equidigital number, since it uses as much as digits as its factorization.

2622239549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The square root of 2622239549 is about 51207.8075004193. The cubic root of 2622239549 is about 1378.9783709727.

The spelling of 2622239549 in words is "two billion, six hundred twenty-two million, two hundred thirty-nine thousand, five hundred forty-nine".