167323728 has 160 divisors (see below), whose sum is σ = 534965760. Its totient is φ = 44305920.

The previous prime is 167323699. The next prime is 167323729. The reversal of 167323728 is 827323761.

167323728 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 (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167323729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129775 + ... + 131057.

It is an arithmetic number, because the mean of its divisors is an integer number (3343536).

Almost surely, 2^167323728 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 167323728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267482880).

167323728 is an abundant number, since it is smaller than the sum of its proper divisors (367642032).

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

167323728 is a wasteful number, since it uses less digits than its factorization.

167323728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337 (or 1331 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 167323728 is about 12935.3673314676. The cubic root of 167323728 is about 551.0434494389.

The spelling of 167323728 in words is "one hundred sixty-seven million, three hundred twenty-three thousand, seven hundred twenty-eight".