4331321242 has 4 divisors (see below), whose sum is σ = 6496981866. Its totient is φ = 2165660620.

The previous prime is 4331321233. The next prime is 4331321257. The reversal of 4331321242 is 2421231334.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3578312761 + 753008481 = 59819^2 + 27441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082830309 + ... + 1082830312.

Almost surely, 2^4331321242 is an apocalyptic number.

4331321242 is a deficient number, since it is larger than the sum of its proper divisors (2165660624).

4331321242 is a wasteful number, since it uses less digits than its factorization.

4331321242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165660623.

The product of its digits is 3456, while the sum is 25.

The square root of 4331321242 is about 65812.7741551745. The cubic root of 4331321242 is about 1630.0720409275.

Adding to 4331321242 its reverse (2421231334), we get a palindrome (6752552576).

The spelling of 4331321242 in words is "four billion, three hundred thirty-one million, three hundred twenty-one thousand, two hundred forty-two".