2244287 has 2 divisors, whose sum is σ = 2244288. Its totient is φ = 2244286.

The previous prime is 2244283. The next prime is 2244331. The reversal of 2244287 is 7824422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2244287 - 2² = 2244283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2244283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122143 + 1122144.

It is an arithmetic number, because the mean of its divisors is an integer number (1122144).

2^2244287 is an apocalyptic number.

2244287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244287 is an equidigital number, since it uses as much as digits as its factorization.

2244287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 29.

The square root of 2244287 is about 1498.0944563011. The cubic root of 2244287 is about 130.9260698171.

The spelling of 2244287 in words is "two million, two hundred forty-four thousand, two hundred eighty-seven".