4022441545 has 8 divisors (see below), whose sum is σ = 4851433224. Its totient is φ = 3201617664.

The previous prime is 4022441539. The next prime is 4022441557. The reversal of 4022441545 is 5451442204.

It can be written as a sum of positive squares in 4 ways, for example, as 2021131849 + 2001309696 = 44957^2 + 44736^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4022441545 - 2⁵ = 4022441513 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 2040864 + ... + 2042833.

It is an arithmetic number, because the mean of its divisors is an integer number (606429153).

Almost surely, 2^4022441545 is an apocalyptic number.

It is an amenable number.

4022441545 is a deficient number, since it is larger than the sum of its proper divisors (828991679).

4022441545 is a wasteful number, since it uses less digits than its factorization.

4022441545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083899.

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 4022441545 is about 63422.7210469560. The cubic root of 4022441545 is about 1590.3641618058.

Adding to 4022441545 its reverse (5451442204), we get a palindrome (9473883749).

The spelling of 4022441545 in words is "four billion, twenty-two million, four hundred forty-one thousand, five hundred forty-five".