2404442042 has 4 divisors (see below), whose sum is σ = 3606663066. Its totient is φ = 1202221020.

The previous prime is 2404442041. The next prime is 2404442059. The reversal of 2404442042 is 2402444042.

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., 2396983681 + 7458361 = 48959^2 + 2731^2 .

It is not an unprimeable number, because it can be changed into a prime (2404442041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601110509 + ... + 601110512.

Almost surely, 2^2404442042 is an apocalyptic number.

2404442042 is a deficient number, since it is larger than the sum of its proper divisors (1202221024).

2404442042 is a wasteful number, since it uses less digits than its factorization.

2404442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202221023.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 2404442042 is about 49035.1102986421. The cubic root of 2404442042 is about 1339.6914047673.

Adding to 2404442042 its reverse (2402444042), we get a palindrome (4806886084).

The spelling of 2404442042 in words is "two billion, four hundred four million, four hundred forty-two thousand, forty-two".