2247345561 has 8 divisors (see below), whose sum is σ = 3060215424. Its totient is φ = 1466353040.

The previous prime is 2247345547. The next prime is 2247345563. The reversal of 2247345561 is 1655437422.

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

It is a cyclic number.

It is not a de Polignac number, because 2247345561 - 2⁹ = 2247345049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2247345563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7969170 + ... + 7969451.

It is an arithmetic number, because the mean of its divisors is an integer number (382526928).

Almost surely, 2^2247345561 is an apocalyptic number.

It is an amenable number.

2247345561 is a deficient number, since it is larger than the sum of its proper divisors (812869863).

2247345561 is a wasteful number, since it uses less digits than its factorization.

2247345561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15938671.

The product of its digits is 201600, while the sum is 39.

The square root of 2247345561 is about 47406.1764013931. The cubic root of 2247345561 is about 1309.8551907605.

The spelling of 2247345561 in words is "two billion, two hundred forty-seven million, three hundred forty-five thousand, five hundred sixty-one".