12632136 has 64 divisors (see below), whose sum is σ = 35078400. Its totient is φ = 3758400.

The previous prime is 12632117. The next prime is 12632149. The reversal of 12632136 is 63123621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15171 + ... + 15981.

It is an arithmetic number, because the mean of its divisors is an integer number (548100).

Almost surely, 2^12632136 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 12632136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17539200).

12632136 is an abundant number, since it is smaller than the sum of its proper divisors (22446264).

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

12632136 is a wasteful number, since it uses less digits than its factorization.

12632136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890 (or 886 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 12632136 is about 3554.1716334471. The cubic root of 12632136 is about 232.8943383084.

Adding to 12632136 its reverse (63123621), we get a palindrome (75755757).

The spelling of 12632136 in words is "twelve million, six hundred thirty-two thousand, one hundred thirty-six".