5204420442 has 24 divisors (see below), whose sum is σ = 12143648244. Its totient is φ = 1601360064.

The previous prime is 5204420393. The next prime is 5204420447. The reversal of 5204420442 is 2440244025.

It can be written as a sum of positive squares in 2 ways, for example, as 5109533361 + 94887081 = 71481^2 + 9741^2 .

It is not an unprimeable number, because it can be changed into a prime (5204420447) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11120323 + ... + 11120790.

Almost surely, 2^5204420442 is an apocalyptic number.

5204420442 is an abundant number, since it is smaller than the sum of its proper divisors (6939227802).

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

5204420442 is a wasteful number, since it uses less digits than its factorization.

5204420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22241134 (or 22241131 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 5204420442 is about 72141.6692487774. The cubic root of 5204420442 is about 1732.9689895534.

Adding to 5204420442 its reverse (2440244025), we get a palindrome (7644664467).

The spelling of 5204420442 in words is "five billion, two hundred four million, four hundred twenty thousand, four hundred forty-two".