12285548 has 24 divisors (see below), whose sum is σ = 24213504. Its totient is φ = 5403600.

The previous prime is 12285541. The next prime is 12285551. The reversal of 12285548 is 84558221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12285541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3140 + ... + 5867.

It is an arithmetic number, because the mean of its divisors is an integer number (1008896).

Almost surely, 2^12285548 is an apocalyptic number.

It is an amenable number.

12285548 is a deficient number, since it is larger than the sum of its proper divisors (11927956).

12285548 is a wasteful number, since it uses less digits than its factorization.

12285548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9053 (or 9051 counting only the distinct ones).

The product of its digits is 25600, while the sum is 35.

The square root of 12285548 is about 3505.0746069092. The cubic root of 12285548 is about 230.7445812874.

It can be divided in two parts, 1228 and 5548, that added together give a palindrome (6776).

The spelling of 12285548 in words is "twelve million, two hundred eighty-five thousand, five hundred forty-eight".