4200424 has 16 divisors (see below), whose sum is σ = 7949700. Its totient is φ = 2080512.

The previous prime is 4200419. The next prime is 4200433. The reversal of 4200424 is 4240024.

It can be written as a sum of positive squares in 2 ways, for example, as 4120900 + 79524 = 2030^2 + 282^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4200398 and 4200407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1537 + ... + 3280.

Almost surely, 2^4200424 is an apocalyptic number.

It is an amenable number.

4200424 is a deficient number, since it is larger than the sum of its proper divisors (3749276).

4200424 is a wasteful number, since it uses less digits than its factorization.

4200424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4932 (or 4928 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4200424 is about 2049.4935959890. The cubic root of 4200424 is about 161.3482937352.

Adding to 4200424 its reverse (4240024), we get a palindrome (8440448).

It can be divided in two parts, 4200 and 424, that added together give a square (4624 = 68²).

The spelling of 4200424 in words is "four million, two hundred thousand, four hundred twenty-four".