12255532 has 36 divisors (see below), whose sum is σ = 23382520. Its totient is φ = 5603904.

The previous prime is 12255517. The next prime is 12255533. The reversal of 12255532 is 23555221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12255497 and 12255506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12255533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167848 + ... + 167920.

Almost surely, 2^12255532 is an apocalyptic number.

It is an amenable number.

12255532 is a deficient number, since it is larger than the sum of its proper divisors (11126988).

12255532 is a wasteful number, since it uses less digits than its factorization.

12255532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 141 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 12255532 is about 3500.7901965128. The cubic root of 12255532 is about 230.5565099706.

The spelling of 12255532 in words is "twelve million, two hundred fifty-five thousand, five hundred thirty-two".