2422825621 has 2 divisors, whose sum is σ = 2422825622. Its totient is φ = 2422825620.

The previous prime is 2422825591. The next prime is 2422825627. The reversal of 2422825621 is 1265282242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1293193521 + 1129632100 = 35961^2 + 33610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2422825621 - 2¹⁹ = 2422301333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422825627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211412810 + 1211412811.

It is an arithmetic number, because the mean of its divisors is an integer number (1211412811).

Almost surely, 2^2422825621 is an apocalyptic number.

It is an amenable number.

2422825621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422825621 is an equidigital number, since it uses as much as digits as its factorization.

2422825621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 34.

The square root of 2422825621 is about 49222.2065840206. The cubic root of 2422825621 is about 1343.0970211081.

The spelling of 2422825621 in words is "two billion, four hundred twenty-two million, eight hundred twenty-five thousand, six hundred twenty-one".