232173216 has 240 divisors, whose sum is σ = 790352640. Its totient is φ = 66078720.

The previous prime is 232173209. The next prime is 232173239. The reversal of 232173216 is 612371232.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 232173216.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 484465 + ... + 484943.

It is an arithmetic number, because the mean of its divisors is an integer number (3293136).

Almost surely, 2^232173216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232173216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395176320).

232173216 is an abundant number, since it is smaller than the sum of its proper divisors (558179424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232173216 is a wasteful number, since it uses less digits than its factorization.

232173216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 512 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 232173216 is about 15237.2312445536. The cubic root of 232173216 is about 614.6162507814.

The spelling of 232173216 in words is "two hundred thirty-two million, one hundred seventy-three thousand, two hundred sixteen".