12265536 has 56 divisors (see below), whose sum is σ = 32719264. Its totient is φ = 4055040.

The previous prime is 12265523. The next prime is 12265573. The reversal of 12265536 is 63556221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36891 + ... + 37221.

Almost surely, 2^12265536 is an apocalyptic number.

12265536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12265536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16359632).

12265536 is an abundant number, since it is smaller than the sum of its proper divisors (20453728).

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

12265536 is a wasteful number, since it uses less digits than its factorization.

12265536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 529 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 12265536 is about 3502.2187253226. The cubic root of 12265536 is about 230.6192261390.

The spelling of 12265536 in words is "twelve million, two hundred sixty-five thousand, five hundred thirty-six".