12255504 has 80 divisors (see below), whose sum is σ = 35033472. Its totient is φ = 3672064.

The previous prime is 12255499. The next prime is 12255511. The reversal of 12255504 is 40555221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18442 + ... + 19094.

Almost surely, 2^12255504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12255504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17516736).

12255504 is an abundant number, since it is smaller than the sum of its proper divisors (22777968).

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

12255504 is a wasteful number, since it uses less digits than its factorization.

12255504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 12255504 is about 3500.7861974134. The cubic root of 12255504 is about 230.5563343877.

The spelling of 12255504 in words is "twelve million, two hundred fifty-five thousand, five hundred four".