424534 has 16 divisors (see below), whose sum is σ = 725760. Its totient is φ = 184360.

The previous prime is 424519. The next prime is 424537. The reversal of 424534 is 435424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424537) 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 7 ways as a sum of consecutive naturals, for example, 87 + ... + 925.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁴²⁴⁵³⁴ is an apocalyptic number.

424534 is a deficient number, since it is larger than the sum of its proper divisors (301226).

424534 is a wasteful number, since it uses less digits than its factorization.

424534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875.

The product of its digits is 1920, while the sum is 22.

The square root of 424534 is about 651.5627368105. The cubic root of 424534 is about 75.1572404791.

Adding to 424534 its reverse (435424), we get a palindrome (859958).

The spelling of 424534 in words is "four hundred twenty-four thousand, five hundred thirty-four".