2250666349 has 2 divisors, whose sum is σ = 2250666350. Its totient is φ = 2250666348.

The previous prime is 2250666343. The next prime is 2250666361. The reversal of 2250666349 is 9436660522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1641465225 + 609201124 = 40515^2 + 24682^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250666349 - 2⁵ = 2250666317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2250666343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125333174 + 1125333175.

It is an arithmetic number, because the mean of its divisors is an integer number (1125333175).

Almost surely, 2^2250666349 is an apocalyptic number.

It is an amenable number.

2250666349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2250666349 is an equidigital number, since it uses as much as digits as its factorization.

2250666349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 43.

The square root of 2250666349 is about 47441.1883177477. The cubic root of 2250666349 is about 1310.5000419964.

The spelling of 2250666349 in words is "two billion, two hundred fifty million, six hundred sixty-six thousand, three hundred forty-nine".