2441240561 has 4 divisors (see below), whose sum is σ = 2525421300. Its totient is φ = 2357059824.

The previous prime is 2441240551. The next prime is 2441240563. The reversal of 2441240561 is 1650421442.

2441240561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2047019536 + 394221025 = 45244^2 + 19855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2441240561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 84180709 = 2441240561 / (2 + 4 + 4 + 1 + 2 + 4 + 0 + 5 + 6 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2441240563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42090326 + ... + 42090383.

It is an arithmetic number, because the mean of its divisors is an integer number (631355325).

Almost surely, 2^2441240561 is an apocalyptic number.

It is an amenable number.

2441240561 is a deficient number, since it is larger than the sum of its proper divisors (84180739).

2441240561 is an equidigital number, since it uses as much as digits as its factorization.

2441240561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84180738.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 2441240561 is about 49408.9117568886. The cubic root of 2441240561 is about 1346.4912194711.

The spelling of 2441240561 in words is "two billion, four hundred forty-one million, two hundred forty thousand, five hundred sixty-one".