12826533 has 4 divisors (see below), whose sum is σ = 17102048. Its totient is φ = 8551020.

The previous prime is 12826523. The next prime is 12826543. The reversal of 12826533 is 33562821.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33562821 = 3 ⋅11187607.

It is an interprime number because it is at equal distance from previous prime (12826523) and next prime (12826543).

It is not a de Polignac number, because 12826533 - 2⁶ = 12826469 is a prime.

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 12826533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12826523) 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, 2137753 + ... + 2137758.

It is an arithmetic number, because the mean of its divisors is an integer number (4275512).

Almost surely, 2^12826533 is an apocalyptic number.

It is an amenable number.

12826533 is a deficient number, since it is larger than the sum of its proper divisors (4275515).

12826533 is an equidigital number, since it uses as much as digits as its factorization.

12826533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275514.

The product of its digits is 8640, while the sum is 30.

The square root of 12826533 is about 3581.4149438455. The cubic root of 12826533 is about 234.0829386764.

The spelling of 12826533 in words is "twelve million, eight hundred twenty-six thousand, five hundred thirty-three".