12258898 has 4 divisors (see below), whose sum is σ = 18388350. Its totient is φ = 6129448.

The previous prime is 12258893. The next prime is 12258899. The reversal of 12258898 is 89885221.

12258898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11607649 + 651249 = 3407^2 + 807^2 .

It is not an unprimeable number, because it can be changed into a prime (12258893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3064723 + ... + 3064726.

Almost surely, 2^12258898 is an apocalyptic number.

12258898 is a deficient number, since it is larger than the sum of its proper divisors (6129452).

12258898 is an equidigital number, since it uses as much as digits as its factorization.

12258898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6129451.

The product of its digits is 92160, while the sum is 43.

The square root of 12258898 is about 3501.2709121118. The cubic root of 12258898 is about 230.5776156007.

The spelling of 12258898 in words is "twelve million, two hundred fifty-eight thousand, eight hundred ninety-eight".