424253 has 4 divisors (see below), whose sum is σ = 425568. Its totient is φ = 422940.

The previous prime is 424247. The next prime is 424261. The reversal of 424253 is 352424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 424253 - 2¹⁰ = 423229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424223) 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, 200 + ... + 942.

It is an arithmetic number, because the mean of its divisors is an integer number (106392).

2⁴²⁴²⁵³ is an apocalyptic number.

It is an amenable number.

424253 is a deficient number, since it is larger than the sum of its proper divisors (1315).

424253 is an equidigital number, since it uses as much as digits as its factorization.

424253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314.

The product of its digits is 960, while the sum is 20.

The square root of 424253 is about 651.3470657031. The cubic root of 424253 is about 75.1406545708.

Adding to 424253 its reverse (352424), we get a palindrome (776677).

The spelling of 424253 in words is "four hundred twenty-four thousand, two hundred fifty-three".