424524 has 24 divisors (see below), whose sum is σ = 1049328. Its totient is φ = 133120.

The previous prime is 424519. The next prime is 424537. The reversal of 424524 is 425424.

It is a self number, because there is not a number n which added to its sum of digits gives 424524.

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, 837 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (43722).

2⁴²⁴⁵²⁴ is an apocalyptic number.

It is an amenable number.

424524 is an abundant number, since it is smaller than the sum of its proper divisors (624804).

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

424524 is a wasteful number, since it uses less digits than its factorization.

424524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105 (or 2103 counting only the distinct ones).

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

The square root of 424524 is about 651.5550629072. Note that the first 3 decimals coincide. The cubic root of 424524 is about 75.1566503588.

Adding to 424524 its reverse (425424), we get a palindrome (849948).

Subtracting 424524 from its reverse (425424), we obtain a square (900 = 30²).

The spelling of 424524 in words is "four hundred twenty-four thousand, five hundred twenty-four".