2268181674 has 48 divisors (see below), whose sum is σ = 5391191520. Its totient is φ = 683477280.

The previous prime is 2268181637. The next prime is 2268181687. The reversal of 2268181674 is 4761818622.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3444 + ... + 67440.

It is an arithmetic number, because the mean of its divisors is an integer number (112316490).

Almost surely, 2^2268181674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2268181674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2695595760).

2268181674 is an abundant number, since it is smaller than the sum of its proper divisors (3123009846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2268181674 is a wasteful number, since it uses less digits than its factorization.

2268181674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64195 (or 64192 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 2268181674 is about 47625.4309586800. The cubic root of 2268181674 is about 1313.8908223683.

The spelling of 2268181674 in words is "two billion, two hundred sixty-eight million, one hundred eighty-one thousand, six hundred seventy-four".