2206764564 has 12 divisors (see below), whose sum is σ = 5149117344. Its totient is φ = 735588184.

The previous prime is 2206764563. The next prime is 2206764569. The reversal of 2206764564 is 4654676022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2206764564² = 9739619681852220192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206764563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91948512 + ... + 91948535.

It is an arithmetic number, because the mean of its divisors is an integer number (429093112).

Almost surely, 2^2206764564 is an apocalyptic number.

It is an amenable number.

2206764564 is an abundant number, since it is smaller than the sum of its proper divisors (2942352780).

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

2206764564 is a wasteful number, since it uses less digits than its factorization.

2206764564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183897054 (or 183897052 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The square root of 2206764564 is about 46976.2127464529. The cubic root of 2206764564 is about 1301.9231032379.

The spelling of 2206764564 in words is "two billion, two hundred six million, seven hundred sixty-four thousand, five hundred sixty-four".