2245842223 has 4 divisors (see below), whose sum is σ = 2246168320. Its totient is φ = 2245516128.

The previous prime is 2245842217. The next prime is 2245842241. The reversal of 2245842223 is 3222485422.

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

It is a 5-Lehmer number, since φ(2245842223) divides (2245842223-1)⁵.

It is a cyclic number.

It is not a de Polignac number, because 2245842223 - 2⁵ = 2245842191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245842293) 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, 152490 + ... + 166567.

It is an arithmetic number, because the mean of its divisors is an integer number (561542080).

Almost surely, 2^2245842223 is an apocalyptic number.

2245842223 is a deficient number, since it is larger than the sum of its proper divisors (326097).

2245842223 is an equidigital number, since it uses as much as digits as its factorization.

2245842223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326096.

The product of its digits is 61440, while the sum is 34.

The square root of 2245842223 is about 47390.3178191495. The cubic root of 2245842223 is about 1309.5630543601.

The spelling of 2245842223 in words is "two billion, two hundred forty-five million, eight hundred forty-two thousand, two hundred twenty-three".