452424 has 32 divisors (see below), whose sum is σ = 1293120. Its totient is φ = 129216.

The previous prime is 452401. The next prime is 452443. The reversal of 452424 is 424254.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 452424.

It is a congruent number.

It is an unprimeable number.

452424 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, 1179 + ... + 1514.

It is an arithmetic number, because the mean of its divisors is an integer number (40410).

2⁴⁵²⁴²⁴ is an apocalyptic number.

It is an amenable number.

452424 is an abundant number, since it is smaller than the sum of its proper divisors (840696).

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

452424 is a wasteful number, since it uses less digits than its factorization.

452424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709 (or 2705 counting only the distinct ones).

The product of its digits is 1280, while the sum is 21.

The square root of 452424 is about 672.6247096264. The cubic root of 452424 is about 76.7682920322.

Adding to 452424 its reverse (424254), we get a palindrome (876678).

The spelling of 452424 in words is "four hundred fifty-two thousand, four hundred twenty-four".