12667552 has 24 divisors (see below), whose sum is σ = 25020576. Its totient is φ = 6313152.

The previous prime is 12667537. The next prime is 12667553. The reversal of 12667552 is 25576621.

It is not an unprimeable number, because it can be changed into a prime (12667553) 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, 15703 + ... + 16489.

It is an arithmetic number, because the mean of its divisors is an integer number (1042524).

Almost surely, 2^12667552 is an apocalyptic number.

It is an amenable number.

12667552 is a deficient number, since it is larger than the sum of its proper divisors (12353024).

12667552 is an equidigital number, since it uses as much as digits as its factorization.

12667552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300 (or 1292 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 12667552 is about 3559.1504604329. The cubic root of 12667552 is about 233.1117860820. Note that the first 3 decimals are identical.

The spelling of 12667552 in words is "twelve million, six hundred sixty-seven thousand, five hundred fifty-two".