2266975872 has 192 divisors, whose sum is σ = 7559472960. Its totient is φ = 638668800.

The previous prime is 2266975859. The next prime is 2266975873. The reversal of 2266975872 is 2785796622.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2266975873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 586747 + ... + 590597.

It is an arithmetic number, because the mean of its divisors is an integer number (39372255).

Almost surely, 2^2266975872 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 2266975872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3779736480).

2266975872 is an abundant number, since it is smaller than the sum of its proper divisors (5292497088).

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

2266975872 is a wasteful number, since it uses less digits than its factorization.

2266975872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3951 (or 3936 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 2266975872 is about 47612.7700517414. The cubic root of 2266975872 is about 1313.6579525726.

The spelling of 2266975872 in words is "two billion, two hundred sixty-six million, nine hundred seventy-five thousand, eight hundred seventy-two".