2266528993 has 8 divisors (see below), whose sum is σ = 2308689536. Its totient is φ = 2224530000.

The previous prime is 2266528969. The next prime is 2266529021. The reversal of 2266528993 is 3998256622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2266528993 - 2¹⁷ = 2266397921 is a prime.

It is a super-2 number, since 2×2266528993² = 10274307352219188098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2266528993.

It is not an unprimeable number, because it can be changed into a prime (2266528903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11883 + ... + 68368.

It is an arithmetic number, because the mean of its divisors is an integer number (288586192).

Almost surely, 2^2266528993 is an apocalyptic number.

It is an amenable number.

2266528993 is a deficient number, since it is larger than the sum of its proper divisors (42160543).

2266528993 is an equidigital number, since it uses as much as digits as its factorization.

2266528993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80775.

The product of its digits is 2799360, while the sum is 52.

The square root of 2266528993 is about 47608.0769722954. The cubic root of 2266528993 is about 1313.5716283587.

The spelling of 2266528993 in words is "two billion, two hundred sixty-six million, five hundred twenty-eight thousand, nine hundred ninety-three".