424135 has 4 divisors (see below), whose sum is σ = 508968. Its totient is φ = 339304.

The previous prime is 424129. The next prime is 424139. The reversal of 424135 is 531424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424135 - 2⁵ = 424103 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42409 + ... + 42418.

It is an arithmetic number, because the mean of its divisors is an integer number (127242).

2⁴²⁴¹³⁵ is an apocalyptic number.

424135 is a deficient number, since it is larger than the sum of its proper divisors (84833).

424135 is an equidigital number, since it uses as much as digits as its factorization.

424135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84832.

The product of its digits is 480, while the sum is 19.

The square root of 424135 is about 651.2564778948. The cubic root of 424135 is about 75.1336874864.

Adding to 424135 its reverse (531424), we get a palindrome (955559).

The spelling of 424135 in words is "four hundred twenty-four thousand, one hundred thirty-five".