4024243421 has 8 divisors (see below), whose sum is σ = 4390631904. Its totient is φ = 3657946320.

The previous prime is 4024243403. The next prime is 4024243427. The reversal of 4024243421 is 1243424204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4024243421 is a prime.

It is a super-2 number, since 2×4024243421² = 32389070222923566482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024243427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96266 + ... + 131588.

It is an arithmetic number, because the mean of its divisors is an integer number (548828988).

Almost surely, 2^4024243421 is an apocalyptic number.

It is an amenable number.

4024243421 is a deficient number, since it is larger than the sum of its proper divisors (366388483).

4024243421 is a wasteful number, since it uses less digits than its factorization.

4024243421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45691.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4024243421 is about 63436.9247441898. The cubic root of 4024243421 is about 1590.6015973033.

Adding to 4024243421 its reverse (1243424204), we get a palindrome (5267667625).

The spelling of 4024243421 in words is "four billion, twenty-four million, two hundred forty-three thousand, four hundred twenty-one".