2242555889 has 4 divisors (see below), whose sum is σ = 2562921024. Its totient is φ = 1922190756.

The previous prime is 2242555879. The next prime is 2242555907. The reversal of 2242555889 is 9885552422.

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 2242555889 - 2⁸ = 2242555633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2242555879) 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, 160182557 + ... + 160182570.

It is an arithmetic number, because the mean of its divisors is an integer number (640730256).

Almost surely, 2^2242555889 is an apocalyptic number.

It is an amenable number.

2242555889 is a deficient number, since it is larger than the sum of its proper divisors (320365135).

2242555889 is an equidigital number, since it uses as much as digits as its factorization.

2242555889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320365134.

The product of its digits is 2304000, while the sum is 50.

The square root of 2242555889 is about 47355.6320726479. The cubic root of 2242555889 is about 1308.9239826816.

The spelling of 2242555889 in words is "two billion, two hundred forty-two million, five hundred fifty-five thousand, eight hundred eighty-nine".