2242206445 has 4 divisors (see below), whose sum is σ = 2690647740. Its totient is φ = 1793765152.

The previous prime is 2242206443. The next prime is 2242206479. The reversal of 2242206445 is 5446022422.

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 859779684 + 1382426761 = 29322^2 + 37181^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242206445 - 2¹ = 2242206443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242206443) 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 3 ways as a sum of consecutive naturals, for example, 224220640 + ... + 224220649.

It is an arithmetic number, because the mean of its divisors is an integer number (672661935).

Almost surely, 2^2242206445 is an apocalyptic number.

It is an amenable number.

2242206445 is a deficient number, since it is larger than the sum of its proper divisors (448441295).

2242206445 is an equidigital number, since it uses as much as digits as its factorization.

2242206445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448441294.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2242206445 is about 47351.9423572043. The cubic root of 2242206445 is about 1308.8559918987.

Adding to 2242206445 its reverse (5446022422), we get a palindrome (7688228867).

The spelling of 2242206445 in words is "two billion, two hundred forty-two million, two hundred six thousand, four hundred forty-five".