2295732561 has 4 divisors (see below), whose sum is σ = 3060976752. Its totient is φ = 1530488372.

The previous prime is 2295732541. The next prime is 2295732563. The reversal of 2295732561 is 1652375922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2295732561 - 2⁷ = 2295732433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2295732563) 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 3 ways as a sum of consecutive naturals, for example, 382622091 + ... + 382622096.

It is an arithmetic number, because the mean of its divisors is an integer number (765244188).

Almost surely, 2^2295732561 is an apocalyptic number.

It is an amenable number.

2295732561 is a deficient number, since it is larger than the sum of its proper divisors (765244191).

2295732561 is an equidigital number, since it uses as much as digits as its factorization.

2295732561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765244190.

The product of its digits is 226800, while the sum is 42.

The square root of 2295732561 is about 47913.8034495280. The cubic root of 2295732561 is about 1319.1892329457.

The spelling of 2295732561 in words is "two billion, two hundred ninety-five million, seven hundred thirty-two thousand, five hundred sixty-one".