424005 has 16 divisors (see below), whose sum is σ = 708480. Its totient is φ = 216128.

The previous prime is 424003. The next prime is 424007. The reversal of 424005 is 500424.

It is an interprime number because it is at equal distance from previous prime (424003) and next prime (424007).

It is a cyclic number.

It is not a de Polignac number, because 424005 - 2¹ = 424003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270 + ... + 959.

It is an arithmetic number, because the mean of its divisors is an integer number (44280).

2⁴²⁴⁰⁰⁵ is an apocalyptic number.

It is an amenable number.

424005 is a deficient number, since it is larger than the sum of its proper divisors (284475).

424005 is a wasteful number, since it uses less digits than its factorization.

424005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 424005 is about 651.1566631771. The cubic root of 424005 is about 75.1260103887.

Adding to 424005 its reverse (500424), we get a palindrome (924429).

The spelling of 424005 in words is "four hundred twenty-four thousand, five".