4240424 has 32 divisors (see below), whose sum is σ = 8271720. Its totient is φ = 2036736.

The previous prime is 4240421. The next prime is 4240433.

4240424 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 4072324 + 168100 = 2018^2 + 410^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4240396 and 4240405.

It is not an unprimeable number, because it can be changed into a prime (4240421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30884 + ... + 31020.

Almost surely, 2^4240424 is an apocalyptic number.

It is an amenable number.

4240424 is a deficient number, since it is larger than the sum of its proper divisors (4031296).

4240424 is a wasteful number, since it uses less digits than its factorization.

4240424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4240424 is about 2059.2289819250. The cubic root of 4240424 is about 161.8588416264.

It can be divided in two parts, 4240 and 424, that added together give a palindrome (4664).

The spelling of 4240424 in words is "four million, two hundred forty thousand, four hundred twenty-four".