2866090 has 8 divisors (see below), whose sum is σ = 5158980. Its totient is φ = 1146432.

The previous prime is 2866069. The next prime is 2866109. The reversal of 2866090 is 906682.

It can be written as a sum of positive squares in 2 ways, for example, as 2331729 + 534361 = 1527^2 + 731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 143295 + ... + 143314.

2^2866090 is an apocalyptic number.

2866090 is a deficient number, since it is larger than the sum of its proper divisors (2292890).

2866090 is a wasteful number, since it uses less digits than its factorization.

2866090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286616.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 2866090 is about 1692.9530412861. The cubic root of 2866090 is about 142.0463050732.

The spelling of 2866090 in words is "two million, eight hundred sixty-six thousand, ninety".