4022442585 has 60 divisors (see below), whose sum is σ = 8387883108. Its totient is φ = 1838821824.

The previous prime is 4022442583. The next prime is 4022442601. The reversal of 4022442585 is 5852442204.

4022442585 is a `hidden beast` number, since 4 + 0 + 224 + 425 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 778912281 + 3243530304 = 27909^2 + 56952^2 .

It is not a de Polignac number, because 4022442585 - 2¹ = 4022442583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4022442583) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 81502 + ... + 121191.

Almost surely, 2^4022442585 is an apocalyptic number.

4022442585 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4022442585 is an abundant number, since it is smaller than the sum of its proper divisors (4365440523).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4022442585 is a wasteful number, since it uses less digits than its factorization.

4022442585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202724 (or 202708 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

The square root of 4022442585 is about 63422.7292459099. The cubic root of 4022442585 is about 1590.3642988684.

Adding to 4022442585 its reverse (5852442204), we get a palindrome (9874884789).

The spelling of 4022442585 in words is "four billion, twenty-two million, four hundred forty-two thousand, five hundred eighty-five".