424168 has 16 divisors (see below), whose sum is σ = 817380. Its totient is φ = 206208.

The previous prime is 424163. The next prime is 424169. The reversal of 424168 is 861424.

It can be written as a sum of positive squares in 2 ways, for example, as 357604 + 66564 = 598^2 + 258^2 .

It is not an unprimeable number, because it can be changed into a prime (424163) by changing a digit.

424168 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 3 ways as a sum of consecutive naturals, for example, 421 + ... + 1012.

2⁴²⁴¹⁶⁸ is an apocalyptic number.

It is an amenable number.

424168 is a deficient number, since it is larger than the sum of its proper divisors (393212).

424168 is a wasteful number, since it uses less digits than its factorization.

424168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476 (or 1472 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 424168 is about 651.2818130426. The cubic root of 424168 is about 75.1356360385.

It can be divided in two parts, 42416 and 8, that added together give a palindrome (42424).

The spelling of 424168 in words is "four hundred twenty-four thousand, one hundred sixty-eight".