12087472 has 20 divisors (see below), whose sum is σ = 23965480. Its totient is φ = 5902848.

The previous prime is 12087463. The next prime is 12087503. The reversal of 12087472 is 27478021.

It is a super-2 number, since 2×12087472² = 292213958701568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8097 + ... + 9472.

It is an arithmetic number, because the mean of its divisors is an integer number (1198274).

Almost surely, 2^12087472 is an apocalyptic number.

It is an amenable number.

12087472 is a deficient number, since it is larger than the sum of its proper divisors (11878008).

12087472 is a wasteful number, since it uses less digits than its factorization.

12087472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17620 (or 17614 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 12087472 is about 3476.7041864386. The cubic root of 12087472 is about 229.4977825662.

The spelling of 12087472 in words is "twelve million, eighty-seven thousand, four hundred seventy-two".