2266820611 has 4 divisors (see below), whose sum is σ = 2472895224. Its totient is φ = 2060746000.

The previous prime is 2266820599. The next prime is 2266820617. The reversal of 2266820611 is 1160286622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2266820611 - 2⁷ = 2266820483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2266820617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103037290 + ... + 103037311.

It is an arithmetic number, because the mean of its divisors is an integer number (618223806).

Almost surely, 2^2266820611 is an apocalyptic number.

2266820611 is a deficient number, since it is larger than the sum of its proper divisors (206074613).

2266820611 is a wasteful number, since it uses less digits than its factorization.

2266820611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206074612.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2266820611 is about 47611.1395683825. The cubic root of 2266820611 is about 1313.6279618838.

The spelling of 2266820611 in words is "two billion, two hundred sixty-six million, eight hundred twenty thousand, six hundred eleven".