2266541838 has 80 divisors (see below), whose sum is σ = 5592685824. Its totient is φ = 680354640.

The previous prime is 2266541791. The next prime is 2266541891. The reversal of 2266541838 is 8381456622.

2266541838 is a `hidden beast` number, since 2 + 26 + 6 + 541 + 83 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2266541793 and 2266541802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 184731 + ... + 196617.

Almost surely, 2^2266541838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2266541838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2796342912).

2266541838 is an abundant number, since it is smaller than the sum of its proper divisors (3326143986).

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

2266541838 is a wasteful number, since it uses less digits than its factorization.

2266541838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12019 (or 12010 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 2266541838 is about 47608.2118756838. The cubic root of 2266541838 is about 1313.5741098029.

The spelling of 2266541838 in words is "two billion, two hundred sixty-six million, five hundred forty-one thousand, eight hundred thirty-eight".