12522288 has 40 divisors (see below), whose sum is σ = 33107008. Its totient is φ = 4076352.

The previous prime is 12522277. The next prime is 12522329. The reversal of 12522288 is 88222521.

12522288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970 + ... + 5097.

Almost surely, 2^12522288 is an apocalyptic number.

It is an amenable number.

12522288 is an abundant number, since it is smaller than the sum of its proper divisors (20584720).

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

12522288 is a wasteful number, since it uses less digits than its factorization.

12522288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6121 (or 6115 counting only the distinct ones).

The product of its digits is 5120, while the sum is 30.

The square root of 12522288 is about 3538.6845013366. The cubic root of 12522288 is about 232.2172954227.

The spelling of 12522288 in words is "twelve million, five hundred twenty-two thousand, two hundred eighty-eight".