2288687 has 2 divisors, whose sum is σ = 2288688. Its totient is φ = 2288686.

The previous prime is 2288681. The next prime is 2288711. The reversal of 2288687 is 7868822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2288687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2288681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144343 + 1144344.

It is an arithmetic number, because the mean of its divisors is an integer number (1144344).

2^2288687 is an apocalyptic number.

2288687 is a deficient number, since it is larger than the sum of its proper divisors (1).

2288687 is an equidigital number, since it uses as much as digits as its factorization.

2288687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86016, while the sum is 41.

The square root of 2288687 is about 1512.8407054280. The cubic root of 2288687 is about 131.7838327537.

The spelling of 2288687 in words is "two million, two hundred eighty-eight thousand, six hundred eighty-seven".