501168 has 40 divisors (see below), whose sum is σ = 1325808. Its totient is φ = 163072.

The previous prime is 501157. The next prime is 501173. The reversal of 501168 is 861105.

It is an unprimeable number.

501168 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 7 ways as a sum of consecutive naturals, for example, 2446 + ... + 2642.

2⁵⁰¹¹⁶⁸ 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 501168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662904).

501168 is an abundant number, since it is smaller than the sum of its proper divisors (824640).

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

501168 is a wasteful number, since it uses less digits than its factorization.

501168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 501168 is about 707.9322001435. The cubic root of 501168 is about 79.4318073513.

The spelling of 501168 in words is "five hundred one thousand, one hundred sixty-eight".