2662242481 has 2 divisors, whose sum is σ = 2662242482. Its totient is φ = 2662242480.

The previous prime is 2662242467. The next prime is 2662242491. The reversal of 2662242481 is 1842422662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2624000625 + 38241856 = 51225^2 + 6184^2 .

It is a cyclic number.

It is not a de Polignac number, because 2662242481 - 2⁷ = 2662242353 is a prime.

It is a super-2 number, since 2×2662242481² = 14175070055282070722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2662242481.

It is not a weakly prime, because it can be changed into another prime (2662242421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331121240 + 1331121241.

It is an arithmetic number, because the mean of its divisors is an integer number (1331121241).

Almost surely, 2^2662242481 is an apocalyptic number.

It is an amenable number.

2662242481 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662242481 is an equidigital number, since it uses as much as digits as its factorization.

2662242481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 37.

The square root of 2662242481 is about 51596.9231737707. The cubic root of 2662242481 is about 1385.9552344492.

The spelling of 2662242481 in words is "two billion, six hundred sixty-two million, two hundred forty-two thousand, four hundred eighty-one".