2544022442 has 32 divisors (see below), whose sum is σ = 4386856320. Its totient is φ = 1096683840.

The previous prime is 2544022381. The next prime is 2544022457. The reversal of 2544022442 is 2442204452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1193 + ... + 71340.

It is an arithmetic number, because the mean of its divisors is an integer number (137089260).

Almost surely, 2^2544022442 is an apocalyptic number.

2544022442 is a deficient number, since it is larger than the sum of its proper divisors (1842833878).

2544022442 is a wasteful number, since it uses less digits than its factorization.

2544022442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72638.

The product of its (nonzero) digits is 20480, while the sum is 29.

The square root of 2544022442 is about 50438.3033219794. The cubic root of 2544022442 is about 1365.1288534678.

Adding to 2544022442 its reverse (2442204452), we get a palindrome (4986226894).

The spelling of 2544022442 in words is "two billion, five hundred forty-four million, twenty-two thousand, four hundred forty-two".