168723232 has 48 divisors (see below), whose sum is σ = 359251200. Its totient is φ = 77698048.

The previous prime is 168723229. The next prime is 168723253. The reversal of 168723232 is 232327861.

168723232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22269 + ... + 28867.

It is an arithmetic number, because the mean of its divisors is an integer number (7484400).

Almost surely, 2^168723232 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 168723232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179625600).

168723232 is an abundant number, since it is smaller than the sum of its proper divisors (190527968).

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

168723232 is a wasteful number, since it uses less digits than its factorization.

168723232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673 (or 6665 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 168723232 is about 12989.3507151050. The cubic root of 168723232 is about 552.5755042420.

The spelling of 168723232 in words is "one hundred sixty-eight million, seven hundred twenty-three thousand, two hundred thirty-two".