12528318 has 16 divisors (see below), whose sum is σ = 27334656. Its totient is φ = 3796440.

The previous prime is 12528301. The next prime is 12528331. The reversal of 12528318 is 81382521.

It is a congruent number.

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, 94846 + ... + 94977.

It is an arithmetic number, because the mean of its divisors is an integer number (1708416).

Almost surely, 2^12528318 is an apocalyptic number.

12528318 is an abundant number, since it is smaller than the sum of its proper divisors (14806338).

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

12528318 is a wasteful number, since it uses less digits than its factorization.

12528318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189839.

The product of its digits is 3840, while the sum is 30.

The square root of 12528318 is about 3539.5364103227. The cubic root of 12528318 is about 232.2545635213.

The spelling of 12528318 in words is "twelve million, five hundred twenty-eight thousand, three hundred eighteen".