2442021544 has 16 divisors (see below), whose sum is σ = 4588816500. Its totient is φ = 1218337152.

The previous prime is 2442021511. The next prime is 2442021577. The reversal of 2442021544 is 4451202442.

It is an interprime number because it is at equal distance from previous prime (2442021511) and next prime (2442021577).

It can be written as a sum of positive squares in 2 ways, for example, as 2429504100 + 12517444 = 49290^2 + 3538^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330319 + ... + 337630.

Almost surely, 2^2442021544 is an apocalyptic number.

It is an amenable number.

2442021544 is a deficient number, since it is larger than the sum of its proper divisors (2146794956).

2442021544 is a wasteful number, since it uses less digits than its factorization.

2442021544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668412 (or 668408 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

The square root of 2442021544 is about 49416.8143853891. The cubic root of 2442021544 is about 1346.6347905513.

Adding to 2442021544 its reverse (4451202442), we get a palindrome (6893223986).

The spelling of 2442021544 in words is "two billion, four hundred forty-two million, twenty-one thousand, five hundred forty-four".