2288986 has 12 divisors (see below), whose sum is σ = 3994218. Its totient is φ = 980952.

The previous prime is 2288953. The next prime is 2289013. The reversal of 2288986 is 6898822.

It can be written as a sum of positive squares in only one way, i.e., 1640961 + 648025 = 1281^2 + 805^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11581 + ... + 11776.

2^2288986 is an apocalyptic number.

2288986 is a deficient number, since it is larger than the sum of its proper divisors (1705232).

2288986 is a wasteful number, since it uses less digits than its factorization.

2288986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23373 (or 23366 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The square root of 2288986 is about 1512.9395229156. The cubic root of 2288986 is about 131.7895713643.

The spelling of 2288986 in words is "two million, two hundred eighty-eight thousand, nine hundred eighty-six".