12671652 has 48 divisors (see below), whose sum is σ = 34358912. Its totient is φ = 3559680.

The previous prime is 12671639. The next prime is 12671669. The reversal of 12671652 is 25617621.

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, 3888 + ... + 6360.

Almost surely, 2^12671652 is an apocalyptic number.

12671652 is a gapful number since it is divisible by the number (12) 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 12671652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17179456).

12671652 is an abundant number, since it is smaller than the sum of its proper divisors (21687260).

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

12671652 is a wasteful number, since it uses less digits than its factorization.

12671652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548 (or 2546 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 12671652 is about 3559.7263939803. The cubic root of 12671652 is about 233.1369331461.

The spelling of 12671652 in words is "twelve million, six hundred seventy-one thousand, six hundred fifty-two".