12727452 has 12 divisors (see below), whose sum is σ = 29697416. Its totient is φ = 4242480.

The previous prime is 12727447. The next prime is 12727471. The reversal of 12727452 is 25472721.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

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, 530299 + ... + 530322.

Almost surely, 2^12727452 is an apocalyptic number.

12727452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12727452 is an abundant number, since it is smaller than the sum of its proper divisors (16969964).

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

12727452 is a wasteful number, since it uses less digits than its factorization.

12727452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060628 (or 1060626 counting only the distinct ones).

The product of its digits is 7840, while the sum is 30.

The square root of 12727452 is about 3567.5554655814. Note that the first 3 decimals coincide. The cubic root of 12727452 is about 233.4786405576.

The spelling of 12727452 in words is "twelve million, seven hundred twenty-seven thousand, four hundred fifty-two".