2286664 has 16 divisors (see below), whose sum is σ = 4312620. Its totient is φ = 1136640.

The previous prime is 2286659. The next prime is 2286671. The reversal of 2286664 is 4666822.

2286664 = T₄₇ + T₄₈ + ... + T₂₃₉.

It can be written as a sum of positive squares in 2 ways, for example, as 2220100 + 66564 = 1490^2 + 258^2 .

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 8⁵ + 6³ + 6⁴ + 6⁵ + 4⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804 + ... + 2284.

2^2286664 is an apocalyptic number.

It is an amenable number.

2286664 is a deficient number, since it is larger than the sum of its proper divisors (2025956).

2286664 is a wasteful number, since it uses less digits than its factorization.

2286664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680 (or 1676 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 2286664 is about 1512.1719478948. The cubic root of 2286664 is about 131.7449928305.

The spelling of 2286664 in words is "two million, two hundred eighty-six thousand, six hundred sixty-four".