2846561 has 8 divisors (see below), whose sum is σ = 3013920. Its totient is φ = 2680992.

The previous prime is 2846551. The next prime is 2846593. The reversal of 2846561 is 1656482.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2846561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2846551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4106 + ... + 4748.

It is an arithmetic number, because the mean of its divisors is an integer number (376740).

2^2846561 is an apocalyptic number.

It is an amenable number.

2846561 is a deficient number, since it is larger than the sum of its proper divisors (167359).

2846561 is a wasteful number, since it uses less digits than its factorization.

2846561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895.

The product of its digits is 11520, while the sum is 32.

The square root of 2846561 is about 1687.1754502718. The cubic root of 2846561 is about 141.7229438846.

The spelling of 2846561 in words is "two million, eight hundred forty-six thousand, five hundred sixty-one".