2072209266 has 48 divisors (see below), whose sum is σ = 4573221120. Its totient is φ = 677987520.

The previous prime is 2072209261. The next prime is 2072209283. The reversal of 2072209266 is 6629022702.

It is a self number, because there is not a number n which added to its sum of digits gives 2072209266.

It is not an unprimeable number, because it can be changed into a prime (2072209261) 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, 294295 + ... + 301253.

It is an arithmetic number, because the mean of its divisors is an integer number (95275440).

Almost surely, 2^2072209266 is an apocalyptic number.

2072209266 is an abundant number, since it is smaller than the sum of its proper divisors (2501011854).

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

2072209266 is a wasteful number, since it uses less digits than its factorization.

2072209266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7271 (or 7268 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 2072209266 is about 45521.5253039702. The cubic root of 2072209266 is about 1274.9051352718.

The spelling of 2072209266 in words is "two billion, seventy-two million, two hundred nine thousand, two hundred sixty-six".