12535768 has 48 divisors (see below), whose sum is σ = 27681480. Its totient is φ = 5306112.

The previous prime is 12535751. The next prime is 12535769. The reversal of 12535768 is 86753521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12535769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44155 + ... + 44437.

Almost surely, 2^12535768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12535768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13840740).

12535768 is an abundant number, since it is smaller than the sum of its proper divisors (15145712).

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

12535768 is a wasteful number, since it uses less digits than its factorization.

12535768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 405 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 12535768 is about 3540.5886516228. The cubic root of 12535768 is about 232.3005913449.

It can be divided in two parts, 1253 and 5768, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 12535768 in words is "twelve million, five hundred thirty-five thousand, seven hundred sixty-eight".