12396258 has 48 divisors (see below), whose sum is σ = 31536960. Its totient is φ = 3444768.

The previous prime is 12396239. The next prime is 12396259. The reversal of 12396258 is 85269321.

12396258 is a `hidden beast` number, since 1 + 23 + 9 + 625 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (12396259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3333 + ... + 5991.

It is an arithmetic number, because the mean of its divisors is an integer number (657020).

Almost surely, 2^12396258 is an apocalyptic number.

12396258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12396258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15768480).

12396258 is an abundant number, since it is smaller than the sum of its proper divisors (19140702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12396258 is a wasteful number, since it uses less digits than its factorization.

12396258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711 (or 2708 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 12396258 is about 3520.8320039445. The cubic root of 12396258 is about 231.4356203353.

The spelling of 12396258 in words is "twelve million, three hundred ninety-six thousand, two hundred fifty-eight".