12026258 has 8 divisors (see below), whose sum is σ = 18527052. Its totient is φ = 5850576.

The previous prime is 12026257. The next prime is 12026269. The reversal of 12026258 is 85262021.

It can be written as a sum of positive squares in 2 ways, for example, as 11607649 + 418609 = 3407^2 + 647^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12026257) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 81185 + ... + 81332.

Almost surely, 2^12026258 is an apocalyptic number.

12026258 is a deficient number, since it is larger than the sum of its proper divisors (6500794).

12026258 is a wasteful number, since it uses less digits than its factorization.

12026258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162556.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 12026258 is about 3467.8895599485. The cubic root of 12026258 is about 229.1097152289.

Adding to 12026258 its reverse (85262021), we get a palindrome (97288279).

The spelling of 12026258 in words is "twelve million, twenty-six thousand, two hundred fifty-eight".