12195494 has 8 divisors (see below), whose sum is σ = 19369368. Its totient is φ = 5739040.

The previous prime is 12195487. The next prime is 12195499. The reversal of 12195494 is 49459121.

12195494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12195499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179312 + ... + 179379.

It is an arithmetic number, because the mean of its divisors is an integer number (2421171).

Almost surely, 2^12195494 is an apocalyptic number.

12195494 is a deficient number, since it is larger than the sum of its proper divisors (7173874).

12195494 is a wasteful number, since it uses less digits than its factorization.

12195494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358710.

The product of its digits is 12960, while the sum is 35.

The square root of 12195494 is about 3492.2047477203. The cubic root of 12195494 is about 230.1794063355.

The spelling of 12195494 in words is "twelve million, one hundred ninety-five thousand, four hundred ninety-four".