12007272 has 32 divisors (see below), whose sum is σ = 30103200. Its totient is φ = 3991104.

The previous prime is 12007223. The next prime is 12007291. The reversal of 12007272 is 27270021.

12007272 is a modest number, since divided by 7272 gives 1200 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15879 + ... + 16617.

It is an arithmetic number, because the mean of its divisors is an integer number (940725).

Almost surely, 2^12007272 is an apocalyptic number.

12007272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12007272 is an abundant number, since it is smaller than the sum of its proper divisors (18095928).

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

12007272 is a wasteful number, since it uses less digits than its factorization.

12007272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425 (or 1421 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 12007272 is about 3465.1510789575. The cubic root of 12007272 is about 228.9890856274.

Adding to 12007272 its reverse (27270021), we get a palindrome (39277293).

The spelling of 12007272 in words is "twelve million, seven thousand, two hundred seventy-two".