2220002249 has 2 divisors, whose sum is σ = 2220002250. Its totient is φ = 2220002248.

The previous prime is 2220002233. The next prime is 2220002293. The reversal of 2220002249 is 9422000222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1736222224 + 483780025 = 41668^2 + 21995^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220002249 - 2⁴ = 2220002233 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220002549) 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, 1110001124 + 1110001125.

It is an arithmetic number, because the mean of its divisors is an integer number (1110001125).

Almost surely, 2^2220002249 is an apocalyptic number.

It is an amenable number.

2220002249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220002249 is an equidigital number, since it uses as much as digits as its factorization.

2220002249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2220002249 is about 47116.8998237363. The cubic root of 2220002249 is about 1304.5211905409.

The spelling of 2220002249 in words is "two billion, two hundred twenty million, two thousand, two hundred forty-nine".