2294561 has 4 divisors (see below), whose sum is σ = 2304324. Its totient is φ = 2284800.

The previous prime is 2294533. The next prime is 2294627. The reversal of 2294561 is 1654922.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1654922 = 2 ⋅827461.

It can be written as a sum of positive squares in 2 ways, for example, as 1380625 + 913936 = 1175^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 2294561 - 2¹⁸ = 2032417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2294261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4520 + ... + 5001.

It is an arithmetic number, because the mean of its divisors is an integer number (576081).

2^2294561 is an apocalyptic number.

It is an amenable number.

2294561 is a deficient number, since it is larger than the sum of its proper divisors (9763).

2294561 is an equidigital number, since it uses as much as digits as its factorization.

2294561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9762.

The product of its digits is 4320, while the sum is 29.

The square root of 2294561 is about 1514.7808422343. The cubic root of 2294561 is about 131.8964791351.

The spelling of 2294561 in words is "two million, two hundred ninety-four thousand, five hundred sixty-one".