12020258 has 16 divisors (see below), whose sum is σ = 19164600. Its totient is φ = 5634816.

The previous prime is 12020249. The next prime is 12020299. The reversal of 12020258 is 85202021.

12020258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9320809 + 2699449 = 3053^2 + 1643^2 .

It is a Curzon 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, 11360 + ... + 12372.

Almost surely, 2^12020258 is an apocalyptic number.

12020258 is a deficient number, since it is larger than the sum of its proper divisors (7144342).

12020258 is a wasteful number, since it uses less digits than its factorization.

12020258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 12020258 is about 3467.0243725708. The cubic root of 12020258 is about 229.0716073109.

Adding to 12020258 its reverse (85202021), we get a palindrome (97222279).

The spelling of 12020258 in words is "twelve million, twenty thousand, two hundred fifty-eight".