12026536 has 8 divisors (see below), whose sum is σ = 22549770. Its totient is φ = 6013264.

The previous prime is 12026527. The next prime is 12026549. The reversal of 12026536 is 63562021.

It can be written as a sum of positive squares in only one way, i.e., 8964036 + 3062500 = 2994^2 + 1750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12026536.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751651 + ... + 751666.

Almost surely, 2^12026536 is an apocalyptic number.

It is an amenable number.

12026536 is a deficient number, since it is larger than the sum of its proper divisors (10523234).

12026536 is a wasteful number, since it uses less digits than its factorization.

12026536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503323 (or 1503319 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 12026536 is about 3467.9296417315. The cubic root of 12026536 is about 229.1114805885. Note that the first 3 decimals are identical.

Adding to 12026536 its reverse (63562021), we get a palindrome (75588557).

The spelling of 12026536 in words is "twelve million, twenty-six thousand, five hundred thirty-six".