12392241 has 8 divisors (see below), whose sum is σ = 16602144. Its totient is φ = 8221920.

The previous prime is 12392227. The next prime is 12392243. The reversal of 12392241 is 14229321.

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

It is not a de Polignac number, because 12392241 - 2⁷ = 12392113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12392243) 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 7 ways as a sum of consecutive naturals, for example, 9156 + ... + 10421.

It is an arithmetic number, because the mean of its divisors is an integer number (2075268).

Almost surely, 2^12392241 is an apocalyptic number.

It is an amenable number.

12392241 is a deficient number, since it is larger than the sum of its proper divisors (4209903).

12392241 is a wasteful number, since it uses less digits than its factorization.

12392241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19791.

The product of its digits is 864, while the sum is 24.

The square root of 12392241 is about 3520.2614959687. The cubic root of 12392241 is about 231.4106187764.

The spelling of 12392241 in words is "twelve million, three hundred ninety-two thousand, two hundred forty-one".