4544220242 has 16 divisors (see below), whose sum is σ = 6915756672. Its totient is φ = 2238999840.

The previous prime is 4544220223. The next prime is 4544220251. The reversal of 4544220242 is 2420224454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330803 + ... + 344265.

It is an arithmetic number, because the mean of its divisors is an integer number (432234792).

Almost surely, 2^4544220242 is an apocalyptic number.

4544220242 is a deficient number, since it is larger than the sum of its proper divisors (2371536430).

4544220242 is a wasteful number, since it uses less digits than its factorization.

4544220242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15913.

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

The square root of 4544220242 is about 67410.8317854037. The cubic root of 4544220242 is about 1656.3538593715.

Adding to 4544220242 its reverse (2420224454), we get a palindrome (6964444696).

The spelling of 4544220242 in words is "four billion, five hundred forty-four million, two hundred twenty thousand, two hundred forty-two".