4021343242 has 8 divisors (see below), whose sum is σ = 6893731296. Its totient is φ = 1723432812.

The previous prime is 4021343239. The next prime is 4021343243. The reversal of 4021343242 is 2423431204.

It is a happy number.

4021343242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (4021343243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143619388 + ... + 143619415.

It is an arithmetic number, because the mean of its divisors is an integer number (861716412).

Almost surely, 2^4021343242 is an apocalyptic number.

4021343242 is a deficient number, since it is larger than the sum of its proper divisors (2872388054).

4021343242 is a wasteful number, since it uses less digits than its factorization.

4021343242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287238812.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4021343242 is about 63414.0618632808. The cubic root of 4021343242 is about 1590.2194022354.

Adding to 4021343242 its reverse (2423431204), we get a palindrome (6444774446).

The spelling of 4021343242 in words is "four billion, twenty-one million, three hundred forty-three thousand, two hundred forty-two".