172224116 has 12 divisors (see below), whose sum is σ = 308401632. Its totient is φ = 84109368.

The previous prime is 172224109. The next prime is 172224131. The reversal of 172224116 is 611422271.

It is a super-2 number, since 2×172224116² = 59322292263962912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500480 + ... + 500823.

It is an arithmetic number, because the mean of its divisors is an integer number (25700136).

Almost surely, 2^172224116 is an apocalyptic number.

It is an amenable number.

172224116 is a deficient number, since it is larger than the sum of its proper divisors (136177516).

172224116 is a wasteful number, since it uses less digits than its factorization.

172224116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001350 (or 1001348 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 172224116 is about 13123.4186094935. The cubic root of 172224116 is about 556.3712175163.

Adding to 172224116 its reverse (611422271), we get a palindrome (783646387).

The spelling of 172224116 in words is "one hundred seventy-two million, two hundred twenty-four thousand, one hundred sixteen".