12717552 has 20 divisors (see below), whose sum is σ = 32853800. Its totient is φ = 4239168.

The previous prime is 12717541. The next prime is 12717553. The reversal of 12717552 is 25571721.

It is a super-2 number, since 2×12717552² = 323472257745408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12717553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132427 + ... + 132522.

It is an arithmetic number, because the mean of its divisors is an integer number (1642690).

Almost surely, 2^12717552 is an apocalyptic number.

12717552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12717552 is an abundant number, since it is smaller than the sum of its proper divisors (20136248).

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

12717552 is a wasteful number, since it uses less digits than its factorization.

12717552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264960 (or 264954 counting only the distinct ones).

The product of its digits is 4900, while the sum is 30.

The square root of 12717552 is about 3566.1676909534. The cubic root of 12717552 is about 233.4180880313.

The spelling of 12717552 in words is "twelve million, seven hundred seventeen thousand, five hundred fifty-two".