2285884 has 6 divisors (see below), whose sum is σ = 4000304. Its totient is φ = 1142940.

The previous prime is 2285869. The next prime is 2285891. The reversal of 2285884 is 4885822.

It is a super-2 number, since 2×2285884² = 10450531322912, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285732 + ... + 285739.

2^2285884 is an apocalyptic number.

It is an amenable number.

2285884 is a deficient number, since it is larger than the sum of its proper divisors (1714420).

2285884 is a wasteful number, since it uses less digits than its factorization.

2285884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571475 (or 571473 counting only the distinct ones).

The product of its digits is 40960, while the sum is 37.

The square root of 2285884 is about 1511.9140187193. The cubic root of 2285884 is about 131.7300113581.

The spelling of 2285884 in words is "two million, two hundred eighty-five thousand, eight hundred eighty-four".