2249287 has 12 divisors (see below), whose sum is σ = 2458456. Its totient is φ = 2056320.

The previous prime is 2249281. The next prime is 2249293. The reversal of 2249287 is 7829422.

It is an interprime number because it is at equal distance from previous prime (2249281) and next prime (2249293).

It is not a de Polignac number, because 2249287 - 2¹⁵ = 2216519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12337 + ... + 12517.

2^2249287 is an apocalyptic number.

2249287 is a deficient number, since it is larger than the sum of its proper divisors (209169).

2249287 is a wasteful number, since it uses less digits than its factorization.

2249287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 241 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 2249287 is about 1499.7623145019. The cubic root of 2249287 is about 131.0232268510.

The spelling of 2249287 in words is "two million, two hundred forty-nine thousand, two hundred eighty-seven".