2243895768 has 96 divisors (see below), whose sum is σ = 6262401600. Its totient is φ = 725497344.

The previous prime is 2243895757. The next prime is 2243895781. The reversal of 2243895768 is 8675983422.

2243895768 is a `hidden beast` number, since 22 + 43 + 8 + 9 + 576 + 8 = 666.

2243895768 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 336321 + ... + 342927.

It is an arithmetic number, because the mean of its divisors is an integer number (65233350).

Almost surely, 2^2243895768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243895768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3131200800).

2243895768 is an abundant number, since it is smaller than the sum of its proper divisors (4018505832).

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

2243895768 is a wasteful number, since it uses less digits than its factorization.

2243895768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6761 (or 6754 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 2243895768 is about 47369.7769469099. The cubic root of 2243895768 is about 1309.1846154408.

The spelling of 2243895768 in words is "two billion, two hundred forty-three million, eight hundred ninety-five thousand, seven hundred sixty-eight".