12242319 has 8 divisors (see below), whose sum is σ = 16546992. Its totient is φ = 8049600.

The previous prime is 12242309. The next prime is 12242339. The reversal of 12242319 is 91324221.

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

It is not a de Polignac number, because 12242319 - 2⁸ = 12242063 is a prime.

It is a super-2 number, since 2×12242319² = 299748748995522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27732 + ... + 28169.

It is an arithmetic number, because the mean of its divisors is an integer number (2068374).

Almost surely, 2^12242319 is an apocalyptic number.

12242319 is a deficient number, since it is larger than the sum of its proper divisors (4304673).

12242319 is an equidigital number, since it uses as much as digits as its factorization.

12242319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55977.

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

The square root of 12242319 is about 3498.9025422266. The cubic root of 12242319 is about 230.4736239019.

It can be divided in two parts, 12242 and 319, that added together give a triangular number (12561 = T₁₅₈).

The spelling of 12242319 in words is "twelve million, two hundred forty-two thousand, three hundred nineteen".