12036276 has 144 divisors (see below), whose sum is σ = 37914240. Its totient is φ = 3265920.

The previous prime is 12036257. The next prime is 12036281. The reversal of 12036276 is 67263021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 197286 + ... + 197346.

Almost surely, 2^12036276 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 12036276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18957120).

12036276 is an abundant number, since it is smaller than the sum of its proper divisors (25877964).

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

12036276 is a wasteful number, since it uses less digits than its factorization.

12036276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 12036276 is about 3469.3336535998. Note that the first 3 decimals coincide. The cubic root of 12036276 is about 229.1733145105.

Adding to 12036276 its reverse (67263021), we get a palindrome (79299297).

The spelling of 12036276 in words is "twelve million, thirty-six thousand, two hundred seventy-six".