22009193 has 8 divisors (see below), whose sum is σ = 22376928. Its totient is φ = 21644064.

The previous prime is 22009189. The next prime is 22009241. The reversal of 22009193 is 39190022.

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

It is a cyclic number.

It is not a de Polignac number, because 22009193 - 2² = 22009189 is a prime.

It is a super-2 number, since 2×22009193² = 968809153022498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22009153) 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, 23021 + ... + 23957.

It is an arithmetic number, because the mean of its divisors is an integer number (2797116).

Almost surely, 2^22009193 is an apocalyptic number.

It is an amenable number.

22009193 is a deficient number, since it is larger than the sum of its proper divisors (367735).

22009193 is an equidigital number, since it uses as much as digits as its factorization.

22009193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 22009193 is about 4691.3956345633. The cubic root of 22009193 is about 280.2429566420.

The spelling of 22009193 in words is "twenty-two million, nine thousand, one hundred ninety-three".