2152288266 has 8 divisors (see below), whose sum is σ = 4304576544. Its totient is φ = 717429420.

The previous prime is 2152288253. The next prime is 2152288267. The reversal of 2152288266 is 6628822512.

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

2152288266 is an admirable number.

It is a super-2 number, since 2×2152288266² = 9264689559922573512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2152288267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179357350 + ... + 179357361.

It is an arithmetic number, because the mean of its divisors is an integer number (538072068).

Almost surely, 2^2152288266 is an apocalyptic number.

2152288266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2152288266 is a wasteful number, since it uses less digits than its factorization.

2152288266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358714716.

The product of its digits is 184320, while the sum is 42.

The square root of 2152288266 is about 46392.7609223680. The cubic root of 2152288266 is about 1291.1206066951.

The spelling of 2152288266 in words is "two billion, one hundred fifty-two million, two hundred eighty-eight thousand, two hundred sixty-six".