424424013 has 16 divisors (see below), whose sum is σ = 618016896. Its totient is φ = 257503680.

The previous prime is 424423999. The next prime is 424424017. The reversal of 424424013 is 310424424.

It is a happy number.

It is not a de Polignac number, because 424424013 - 2⁴ = 424423997 is a prime.

It is a super-2 number, since 2×424424013² = 360271485622048338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424424017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73870 + ... + 79407.

It is an arithmetic number, because the mean of its divisors is an integer number (38626056).

Almost surely, 2^424424013 is an apocalyptic number.

It is an amenable number.

424424013 is a deficient number, since it is larger than the sum of its proper divisors (193592883).

424424013 is a wasteful number, since it uses less digits than its factorization.

424424013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153364.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 424424013 is about 20601.5536550038. The cubic root of 424424013 is about 751.5074941407.

Adding to 424424013 its reverse (310424424), we get a palindrome (734848437).

The spelling of 424424013 in words is "four hundred twenty-four million, four hundred twenty-four thousand, thirteen".