2266042020 has 288 divisors, whose sum is σ = 7400332800. Its totient is φ = 516848640.

The previous prime is 2266042007. The next prime is 2266042021. The reversal of 2266042020 is 202406622.

It is not an unprimeable number, because it can be changed into a prime (2266042021) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9895266 + ... + 9895494.

It is an arithmetic number, because the mean of its divisors is an integer number (25695600).

Almost surely, 2^2266042020 is an apocalyptic number.

2266042020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2266042020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3700166400).

2266042020 is an abundant number, since it is smaller than the sum of its proper divisors (5134290780).

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

2266042020 is a wasteful number, since it uses less digits than its factorization.

2266042020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2266042020 is about 47602.9623027811. The cubic root of 2266042020 is about 1313.4775462128.

Adding to 2266042020 its reverse (202406622), we get a palindrome (2468448642).

The spelling of 2266042020 in words is "two billion, two hundred sixty-six million, forty-two thousand, twenty".