2251286 has 16 divisors (see below), whose sum is σ = 3564000. Its totient is φ = 1064448.

The previous prime is 2251279. The next prime is 2251297. The reversal of 2251286 is 6821522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4790 + ... + 5238.

It is an arithmetic number, because the mean of its divisors is an integer number (222750).

2^2251286 is an apocalyptic number.

2251286 is a deficient number, since it is larger than the sum of its proper divisors (1312714).

2251286 is a wasteful number, since it uses less digits than its factorization.

2251286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its digits is 1920, while the sum is 26.

The square root of 2251286 is about 1500.4286054325. The cubic root of 2251286 is about 131.0620299441.

The spelling of 2251286 in words is "two million, two hundred fifty-one thousand, two hundred eighty-six".