2244004397 has 2 divisors, whose sum is σ = 2244004398. Its totient is φ = 2244004396.

The previous prime is 2244004393. The next prime is 2244004459. The reversal of 2244004397 is 7934004422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2076716041 + 167288356 = 45571^2 + 12934^2 .

It is a cyclic number.

It is not a de Polignac number, because 2244004397 - 2² = 2244004393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2244004393) 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, 1122002198 + 1122002199.

It is an arithmetic number, because the mean of its divisors is an integer number (1122002199).

Almost surely, 2^2244004397 is an apocalyptic number.

It is an amenable number.

2244004397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244004397 is an equidigital number, since it uses as much as digits as its factorization.

2244004397 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2244004397 is about 47370.9235396567. The cubic root of 2244004397 is about 1309.2057413657.

The spelling of 2244004397 in words is "two billion, two hundred forty-four million, four thousand, three hundred ninety-seven".