2533812266 has 8 divisors (see below), whose sum is σ = 3863025444. Its totient is φ = 1246137120.

The previous prime is 2533812263. The next prime is 2533812269. The reversal of 2533812266 is 6622183352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2533812263) and next prime (2533812269).

It can be written as a sum of positive squares in 2 ways, for example, as 2517932041 + 15880225 = 50179^2 + 3985^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2533812263) 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, 10384355 + ... + 10384598.

Almost surely, 2^2533812266 is an apocalyptic number.

2533812266 is a deficient number, since it is larger than the sum of its proper divisors (1329213178).

2533812266 is a wasteful number, since it uses less digits than its factorization.

2533812266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20769016.

The product of its digits is 103680, while the sum is 38.

The square root of 2533812266 is about 50336.9870572326. The cubic root of 2533812266 is about 1363.3001361003.

The spelling of 2533812266 in words is "two billion, five hundred thirty-three million, eight hundred twelve thousand, two hundred sixty-six".