5642168 has 32 divisors (see below), whose sum is σ = 12324960. Its totient is φ = 2371200.

The previous prime is 5642099. The next prime is 5642191. The reversal of 5642168 is 8612465.

5642168 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

5642168 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2018 + ... + 3918.

It is an arithmetic number, because the mean of its divisors is an integer number (385155).

Almost surely, 2^5642168 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 5642168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6162480).

5642168 is an abundant number, since it is smaller than the sum of its proper divisors (6682792).

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

5642168 is a wasteful number, since it uses less digits than its factorization.

5642168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967 (or 1963 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 5642168 is about 2375.3248198931. The cubic root of 5642168 is about 178.0254140374.

It can be divided in two parts, 56 and 42168, that added together give a palindrome (42224).

The spelling of 5642168 in words is "five million, six hundred forty-two thousand, one hundred sixty-eight".