22189395 has 16 divisors (see below), whose sum is σ = 36034560. Its totient is φ = 11657184.

The previous prime is 22189373. The next prime is 22189423. The reversal of 22189395 is 59398122.

It is not a de Polignac number, because 22189395 - 2⁶ = 22189331 is a prime.

It is a super-3 number, since 3×22189395³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10035 + ... + 12044.

It is an arithmetic number, because the mean of its divisors is an integer number (2252160).

Almost surely, 2^22189395 is an apocalyptic number.

22189395 is a deficient number, since it is larger than the sum of its proper divisors (13845165).

22189395 is a wasteful number, since it uses less digits than its factorization.

22189395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22154.

The product of its digits is 38880, while the sum is 39.

The square root of 22189395 is about 4710.5620683736. The cubic root of 22189395 is about 281.0057157857.

The spelling of 22189395 in words is "twenty-two million, one hundred eighty-nine thousand, three hundred ninety-five".