12559028 has 6 divisors (see below), whose sum is σ = 21978306. Its totient is φ = 6279512.

The previous prime is 12559013. The next prime is 12559037. The reversal of 12559028 is 82095521.

It can be written as a sum of positive squares in only one way, i.e., 6615184 + 5943844 = 2572^2 + 2438^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12558985 and 12559003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569875 + ... + 1569882.

It is an arithmetic number, because the mean of its divisors is an integer number (3663051).

Almost surely, 2^12559028 is an apocalyptic number.

It is an amenable number.

12559028 is a deficient number, since it is larger than the sum of its proper divisors (9419278).

12559028 is a wasteful number, since it uses less digits than its factorization.

12559028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139761 (or 3139759 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 12559028 is about 3543.8718938472. The cubic root of 12559028 is about 232.4441797623. Note that the first 3 decimals are identical.

The spelling of 12559028 in words is "twelve million, five hundred fifty-nine thousand, twenty-eight".