450168 has 16 divisors (see below), whose sum is σ = 1125480. Its totient is φ = 150048.

The previous prime is 450161. The next prime is 450169. The reversal of 450168 is 861054.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 18757 = 450168 / (4 + 5 + 0 + 1 + 6 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9355 + ... + 9402.

2⁴⁵⁰¹⁶⁸ is an apocalyptic number.

It is an amenable number.

450168 is an abundant number, since it is smaller than the sum of its proper divisors (675312).

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

450168 is a wasteful number, since it uses less digits than its factorization.

450168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18766 (or 18762 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 450168 is about 670.9456013717. The cubic root of 450168 is about 76.6404783480.

The spelling of 450168 in words is "four hundred fifty thousand, one hundred sixty-eight".