12276533 has 4 divisors (see below), whose sum is σ = 12998700. Its totient is φ = 11554368.

The previous prime is 12276497. The next prime is 12276553. The reversal of 12276533 is 33567221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33567221 = 673 ⋅49877.

It can be written as a sum of positive squares in 2 ways, for example, as 8898289 + 3378244 = 2983^2 + 1838^2 .

It is a cyclic number.

It is not a de Polignac number, because 12276533 - 2⁶ = 12276469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12276496 and 12276505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12276553) 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, 361058 + ... + 361091.

It is an arithmetic number, because the mean of its divisors is an integer number (3249675).

Almost surely, 2^12276533 is an apocalyptic number.

It is an amenable number.

12276533 is a deficient number, since it is larger than the sum of its proper divisors (722167).

12276533 is an equidigital number, since it uses as much as digits as its factorization.

12276533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722166.

The product of its digits is 7560, while the sum is 29.

The square root of 12276533 is about 3503.7883783128. The cubic root of 12276533 is about 230.6881281983.

The spelling of 12276533 in words is "twelve million, two hundred seventy-six thousand, five hundred thirty-three".