12071332 has 36 divisors (see below), whose sum is σ = 26152896. Its totient is φ = 4773600.

The previous prime is 12071329. The next prime is 12071387. The reversal of 12071332 is 23317021.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3457 + ... + 6007.

Almost surely, 2^12071332 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 12071332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13076448).

12071332 is an abundant number, since it is smaller than the sum of its proper divisors (14081564).

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

12071332 is a wasteful number, since it uses less digits than its factorization.

12071332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588 (or 2573 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 12071332 is about 3474.3822472491. The cubic root of 12071332 is about 229.3955901451.

Adding to 12071332 its reverse (23317021), we get a palindrome (35388353).

It can be divided in two parts, 12071 and 332, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 12071332 in words is "twelve million, seventy-one thousand, three hundred thirty-two".