12625224 has 16 divisors (see below), whose sum is σ = 31563120. Its totient is φ = 4208400.

The previous prime is 12625219. The next prime is 12625241. The reversal of 12625224 is 42252621.

It is a happy number.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 526051 = 12625224 / (1 + 2 + 6 + 2 + 5 + 2 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 12625194 and 12625203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263002 + ... + 263049.

It is an arithmetic number, because the mean of its divisors is an integer number (1972695).

Almost surely, 2^12625224 is an apocalyptic number.

It is an amenable number.

12625224 is an abundant number, since it is smaller than the sum of its proper divisors (18937896).

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

12625224 is a wasteful number, since it uses less digits than its factorization.

12625224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526060 (or 526056 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 12625224 is about 3553.1991219182. The cubic root of 12625224 is about 232.8518525043.

Adding to 12625224 its reverse (42252621), we get a palindrome (54877845).

The spelling of 12625224 in words is "twelve million, six hundred twenty-five thousand, two hundred twenty-four".