167173660 has 48 divisors (see below), whose sum is σ = 373294656. Its totient is φ = 62746112.

The previous prime is 167173639. The next prime is 167173663. The reversal of 167173660 is 66371761.

167173660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167173663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20952 + ... + 27808.

It is an arithmetic number, because the mean of its divisors is an integer number (7776972).

Almost surely, 2^167173660 is an apocalyptic number.

167173660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 167173660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186647328).

167173660 is an abundant number, since it is smaller than the sum of its proper divisors (206120996).

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

167173660 is a wasteful number, since it uses less digits than its factorization.

167173660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6942 (or 6940 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 167173660 is about 12929.5653445891. The cubic root of 167173660 is about 550.8786616477.

The spelling of 167173660 in words is "one hundred sixty-seven million, one hundred seventy-three thousand, six hundred sixty".