12193942 has 16 divisors (see below), whose sum is σ = 18878400. Its totient is φ = 5902848.

The previous prime is 12193931. The next prime is 12193957. The reversal of 12193942 is 24939121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26934 + ... + 27382.

It is an arithmetic number, because the mean of its divisors is an integer number (1179900).

Almost surely, 2^12193942 is an apocalyptic number.

12193942 is a deficient number, since it is larger than the sum of its proper divisors (6684458).

12193942 is a wasteful number, since it uses less digits than its factorization.

12193942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855.

The product of its digits is 3888, while the sum is 31.

The square root of 12193942 is about 3491.9825314569. The cubic root of 12193942 is about 230.1696417019.

The spelling of 12193942 in words is "twelve million, one hundred ninety-three thousand, nine hundred forty-two".