2421327266 has 4 divisors (see below), whose sum is σ = 3631990902. Its totient is φ = 1210663632.

The previous prime is 2421327257. The next prime is 2421327269. The reversal of 2421327266 is 6627231242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6627231242 = 2 ⋅3313615621.

It can be written as a sum of positive squares in only one way, i.e., 2008384225 + 412943041 = 44815^2 + 20321^2 .

It is not an unprimeable number, because it can be changed into a prime (2421327269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605331815 + ... + 605331818.

Almost surely, 2^2421327266 is an apocalyptic number.

2421327266 is a deficient number, since it is larger than the sum of its proper divisors (1210663636).

2421327266 is a wasteful number, since it uses less digits than its factorization.

2421327266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210663635.

The product of its digits is 48384, while the sum is 35.

The square root of 2421327266 is about 49206.9839148875. The cubic root of 2421327266 is about 1342.8200922315.

The spelling of 2421327266 in words is "two billion, four hundred twenty-one million, three hundred twenty-seven thousand, two hundred sixty-six".