2885656 has 16 divisors (see below), whose sum is σ = 5441040. Its totient is φ = 1434720.

The previous prime is 2885639. The next prime is 2885669. The reversal of 2885656 is 6565882.

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, 661 + ... + 2491.

It is an arithmetic number, because the mean of its divisors is an integer number (340065).

2^2885656 is an apocalyptic number.

It is an amenable number.

2885656 is a deficient number, since it is larger than the sum of its proper divisors (2555384).

2885656 is a wasteful number, since it uses less digits than its factorization.

2885656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034 (or 2030 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 2885656 is about 1698.7218724677. The cubic root of 2885656 is about 142.3688091851.

The spelling of 2885656 in words is "two million, eight hundred eighty-five thousand, six hundred fifty-six".