4331001242 has 4 divisors (see below), whose sum is σ = 6496501866. Its totient is φ = 2165500620.

The previous prime is 4331001221. The next prime is 4331001247. The reversal of 4331001242 is 2421001334.

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., 4060365841 + 270635401 = 63721^2 + 16451^2 .

It is not an unprimeable number, because it can be changed into a prime (4331001247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082750309 + ... + 1082750312.

Almost surely, 2^4331001242 is an apocalyptic number.

4331001242 is a deficient number, since it is larger than the sum of its proper divisors (2165500624).

4331001242 is a wasteful number, since it uses less digits than its factorization.

4331001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165500623.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4331001242 is about 65810.3429712990. The cubic root of 4331001242 is about 1630.0318964489.

Adding to 4331001242 its reverse (2421001334), we get a palindrome (6752002576).

The spelling of 4331001242 in words is "four billion, three hundred thirty-one million, one thousand, two hundred forty-two".