167406 has 8 divisors (see below), whose sum is σ = 334824. Its totient is φ = 55800.

The previous prime is 167393. The next prime is 167407. The reversal of 167406 is 604761.

It is a sphenic number, since it is the product of 3 distinct primes.

167406 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13945 + ... + 13956.

It is an arithmetic number, because the mean of its divisors is an integer number (41853).

2¹⁶⁷⁴⁰⁶ is an apocalyptic number.

167406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

167406 is a wasteful number, since it uses less digits than its factorization.

167406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27906.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 167406 is about 409.1527831996. The cubic root of 167406 is about 55.1133749480.

The spelling of 167406 in words is "one hundred sixty-seven thousand, four hundred six".