12192798 has 8 divisors (see below), whose sum is σ = 24385608. Its totient is φ = 4064264.

The previous prime is 12192793. The next prime is 12192799. The reversal of 12192798 is 89729121.

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

12192798 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12192793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016061 + ... + 1016072.

It is an arithmetic number, because the mean of its divisors is an integer number (3048201).

Almost surely, 2^12192798 is an apocalyptic number.

12192798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12192798 is a wasteful number, since it uses less digits than its factorization.

12192798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032138.

The product of its digits is 18144, while the sum is 39.

The square root of 12192798 is about 3491.8187238171. The cubic root of 12192798 is about 230.1624435291.

The spelling of 12192798 in words is "twelve million, one hundred ninety-two thousand, seven hundred ninety-eight".