2427287 has 2 divisors, whose sum is σ = 2427288. Its totient is φ = 2427286.

The previous prime is 2427281. The next prime is 2427289. The reversal of 2427287 is 7827242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2427287 - 2¹² = 2423191 is a prime.

Together with 2427289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2427281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1213643 + 1213644.

It is an arithmetic number, because the mean of its divisors is an integer number (1213644).

2^2427287 is an apocalyptic number.

2427287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2427287 is an equidigital number, since it uses as much as digits as its factorization.

2427287 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 2427287 is about 1557.9752886359. The cubic root of 2427287 is about 134.3920906331.

The spelling of 2427287 in words is "two million, four hundred twenty-seven thousand, two hundred eighty-seven".