22172341573 has 8 divisors (see below), whose sum is σ = 23138697600. Its totient is φ = 21206180688.

The previous prime is 22172341567. The next prime is 22172341693. The reversal of 22172341573 is 37514327122.

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

It is a de Polignac number, because none of the positive numbers 2^k-22172341573 is a prime.

It is a super-2 number, since 2×22172341573² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22178341573) 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, 213463 + ... + 299851.

It is an arithmetic number, because the mean of its divisors is an integer number (2892337200).

Almost surely, 2^22172341573 is an apocalyptic number.

22172341573 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22172341573 is a deficient number, since it is larger than the sum of its proper divisors (966356027).

22172341573 is a wasteful number, since it uses less digits than its factorization.

22172341573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97571.

The product of its digits is 70560, while the sum is 37.

Adding to 22172341573 its reverse (37514327122), we get a palindrome (59686668695).

The spelling of 22172341573 in words is "twenty-two billion, one hundred seventy-two million, three hundred forty-one thousand, five hundred seventy-three".