2282721479 has 2 divisors, whose sum is σ = 2282721480. Its totient is φ = 2282721478.

The previous prime is 2282721421. The next prime is 2282721481. The reversal of 2282721479 is 9741272822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2282721479 - 2¹² = 2282717383 is a prime.

Together with 2282721481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2282721499) 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, 1141360739 + 1141360740.

It is an arithmetic number, because the mean of its divisors is an integer number (1141360740).

Almost surely, 2^2282721479 is an apocalyptic number.

2282721479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2282721479 is an equidigital number, since it uses as much as digits as its factorization.

2282721479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 44.

The square root of 2282721479 is about 47777.8345993202. The cubic root of 2282721479 is about 1316.6923382130.

The spelling of 2282721479 in words is "two billion, two hundred eighty-two million, seven hundred twenty-one thousand, four hundred seventy-nine".