2867656 has 16 divisors (see below), whose sum is σ = 5865840. Its totient is φ = 1303440.

The previous prime is 2867633. The next prime is 2867677. The reversal of 2867656 is 6567682.

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, 16206 + ... + 16381.

It is an arithmetic number, because the mean of its divisors is an integer number (366615).

2^2867656 is an apocalyptic number.

It is an amenable number.

2867656 is an abundant number, since it is smaller than the sum of its proper divisors (2998184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2867656 is a wasteful number, since it uses less digits than its factorization.

2867656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32604 (or 32600 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 2867656 is about 1693.4154835716. The cubic root of 2867656 is about 142.0721712082.

The spelling of 2867656 in words is "two million, eight hundred sixty-seven thousand, six hundred fifty-six".