22194395 has 8 divisors (see below), whose sum is σ = 26704080. Its totient is φ = 17708320.

The previous prime is 22194373. The next prime is 22194427. The reversal of 22194395 is 59349122.

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

It is not a de Polignac number, because 22194395 - 2⁶ = 22194331 is a prime.

It is an unprimeable number.

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, 3761 + ... + 7650.

It is an arithmetic number, because the mean of its divisors is an integer number (3338010).

Almost surely, 2^22194395 is an apocalyptic number.

22194395 is a deficient number, since it is larger than the sum of its proper divisors (4509685).

22194395 is a wasteful number, since it uses less digits than its factorization.

22194395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11805.

The product of its digits is 19440, while the sum is 35.

The square root of 22194395 is about 4711.0927607085. The cubic root of 22194395 is about 281.0268208084.

The spelling of 22194395 in words is "twenty-two million, one hundred ninety-four thousand, three hundred ninety-five".