2869564 has 12 divisors (see below), whose sum is σ = 5045824. Its totient is φ = 1427904.

The previous prime is 2869553. The next prime is 2869567. The reversal of 2869564 is 4659682.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2869567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717 + ... + 2500.

2^2869564 is an apocalyptic number.

It is an amenable number.

2869564 is a deficient number, since it is larger than the sum of its proper divisors (2176260).

2869564 is a wasteful number, since it uses less digits than its factorization.

2869564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444 (or 3442 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 2869564 is about 1693.9787483909. The cubic root of 2869564 is about 142.1036735461.

The spelling of 2869564 in words is "two million, eight hundred sixty-nine thousand, five hundred sixty-four".