22036191 has 8 divisors (see below), whose sum is σ = 29514240. Its totient is φ = 14624472.

The previous prime is 22036171. The next prime is 22036193. The reversal of 22036191 is 19163022.

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

It is not a de Polignac number, because 22036191 - 2⁵ = 22036159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22036193) 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, 15801 + ... + 17138.

It is an arithmetic number, because the mean of its divisors is an integer number (3689280).

Almost surely, 2^22036191 is an apocalyptic number.

22036191 is a deficient number, since it is larger than the sum of its proper divisors (7478049).

22036191 is a wasteful number, since it uses less digits than its factorization.

22036191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33165.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 22036191 is about 4694.2721480545. The cubic root of 22036191 is about 280.3574982912.

The spelling of 22036191 in words is "twenty-two million, thirty-six thousand, one hundred ninety-one".