2444421242 has 8 divisors (see below), whose sum is σ = 3666933396. Its totient is φ = 1222110112.

The previous prime is 2444421191. The next prime is 2444421253. The reversal of 2444421242 is 2421244442.

It is a happy number.

2444421242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2441249281 + 3171961 = 49409^2 + 1781^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14873 + ... + 71484.

Almost surely, 2^2444421242 is an apocalyptic number.

2444421242 is a deficient number, since it is larger than the sum of its proper divisors (1222512154).

2444421242 is a wasteful number, since it uses less digits than its factorization.

2444421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100512.

The product of its digits is 16384, while the sum is 29.

The square root of 2444421242 is about 49441.0886004748. The cubic root of 2444421242 is about 1347.0757447403.

Adding to 2444421242 its reverse (2421244442), we get a palindrome (4865665684).

The spelling of 2444421242 in words is "two billion, four hundred forty-four million, four hundred twenty-one thousand, two hundred forty-two".