12289882 has 16 divisors (see below), whose sum is σ = 20313504. Its totient is φ = 5530000.

The previous prime is 12289847. The next prime is 12289891. The reversal of 12289882 is 28898221.

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, 544 + ... + 4987.

It is an arithmetic number, because the mean of its divisors is an integer number (1269594).

Almost surely, 2^12289882 is an apocalyptic number.

12289882 is a deficient number, since it is larger than the sum of its proper divisors (8023622).

12289882 is a wasteful number, since it uses less digits than its factorization.

12289882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5645.

The product of its digits is 36864, while the sum is 40.

The square root of 12289882 is about 3505.6927988630. The cubic root of 12289882 is about 230.7717115232.

The spelling of 12289882 in words is "twelve million, two hundred eighty-nine thousand, eight hundred eighty-two".