167128 has 16 divisors (see below), whose sum is σ = 337680. Its totient is φ = 77088.

The previous prime is 167119. The next prime is 167149. The reversal of 167128 is 821761.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

167128 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700 + ... + 907.

It is an arithmetic number, because the mean of its divisors is an integer number (21105).

2¹⁶⁷¹²⁸ is an apocalyptic number.

It is an amenable number.

167128 is an abundant number, since it is smaller than the sum of its proper divisors (170552).

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

167128 is a wasteful number, since it uses less digits than its factorization.

167128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626 (or 1622 counting only the distinct ones).

The product of its digits is 672, while the sum is 25.

The square root of 167128 is about 408.8129156472. The cubic root of 167128 is about 55.0828503407.

Adding to 167128 its reverse (821761), we get a palindrome (988889).

The spelling of 167128 in words is "one hundred sixty-seven thousand, one hundred twenty-eight".