2274287 has 2 divisors, whose sum is σ = 2274288. Its totient is φ = 2274286.

The previous prime is 2274271. The next prime is 2274289. The reversal of 2274287 is 7824722.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2274287 - 2⁴ = 2274271 is a prime.

Together with 2274289, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₁₆₇₇₈₃ and since 2274287 and 167783 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2274289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137143 + 1137144.

It is an arithmetic number, because the mean of its divisors is an integer number (1137144).

2^2274287 is an apocalyptic number.

2274287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2274287 is an equidigital number, since it uses as much as digits as its factorization.

2274287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12544, while the sum is 32.

The square root of 2274287 is about 1508.0739371795. The cubic root of 2274287 is about 131.5068644703.

The spelling of 2274287 in words is "two million, two hundred seventy-four thousand, two hundred eighty-seven".