4031002442 has 4 divisors (see below), whose sum is σ = 6046503666. Its totient is φ = 2015501220.

The previous prime is 4031002429. The next prime is 4031002457. The reversal of 4031002442 is 2442001304.

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., 2093154001 + 1937848441 = 45751^2 + 44021^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007750609 + ... + 1007750612.

Almost surely, 2^4031002442 is an apocalyptic number.

4031002442 is a deficient number, since it is larger than the sum of its proper divisors (2015501224).

4031002442 is a wasteful number, since it uses less digits than its factorization.

4031002442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015501223.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4031002442 is about 63490.1759487245. The cubic root of 4031002442 is about 1591.4916110770.

Adding to 4031002442 its reverse (2442001304), we get a palindrome (6473003746).

The spelling of 4031002442 in words is "four billion, thirty-one million, two thousand, four hundred forty-two".