2265804 has 18 divisors (see below), whose sum is σ = 5727540. Its totient is φ = 755256.

The previous prime is 2265797. The next prime is 2265841. The reversal of 2265804 is 4085622.

2265804 is a `hidden beast` number, since 2 + 2 + 658 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31434 + ... + 31505.

2^2265804 is an apocalyptic number.

It is an amenable number.

2265804 is an abundant number, since it is smaller than the sum of its proper divisors (3461736).

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

2265804 is a wasteful number, since it uses less digits than its factorization.

2265804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62949 (or 62944 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2265804 is about 1505.2587817382. The cubic root of 2265804 is about 131.3431556352.

The spelling of 2265804 in words is "two million, two hundred sixty-five thousand, eight hundred four".