2283561 has 24 divisors (see below), whose sum is σ = 3833024. Its totient is φ = 1283040.

The previous prime is 2283551. The next prime is 2283563. The reversal of 2283561 is 1653822.

2283561 is a `hidden beast` number, since 22 + 83 + 561 = 666.

It is not a de Polignac number, because 2283561 - 2⁶ = 2283497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2283563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3951 + ... + 4491.

2^2283561 is an apocalyptic number.

2283561 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2283561 is a deficient number, since it is larger than the sum of its proper divisors (1549463).

2283561 is a wasteful number, since it uses less digits than its factorization.

2283561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621 (or 618 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2283561 is about 1511.1455919269. The cubic root of 2283561 is about 131.6853732612.

The spelling of 2283561 in words is "two million, two hundred eighty-three thousand, five hundred sixty-one".