2266972812 has 96 divisors (see below), whose sum is σ = 6436953600. Its totient is φ = 685682496.

The previous prime is 2266972811. The next prime is 2266972819. The reversal of 2266972812 is 2182796622.

It is not an unprimeable number, because it can be changed into a prime (2266972811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69153 + ... + 96519.

It is an arithmetic number, because the mean of its divisors is an integer number (67051600).

Almost surely, 2^2266972812 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 2266972812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218476800).

2266972812 is an abundant number, since it is smaller than the sum of its proper divisors (4169980788).

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

2266972812 is a wasteful number, since it uses less digits than its factorization.

2266972812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27452 (or 27444 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 2266972812 is about 47612.7379174943. The cubic root of 2266972812 is about 1313.6573615069.

It can be divided in two parts, 22669 and 72812, that added together give a square (95481 = 309²).

The spelling of 2266972812 in words is "two billion, two hundred sixty-six million, nine hundred seventy-two thousand, eight hundred twelve".