5205082004 has 24 divisors (see below), whose sum is σ = 9369078600. Its totient is φ = 2528413056.

The previous prime is 5205081991. The next prime is 5205082013. The reversal of 5205082004 is 4002805025.

It can be written as a sum of positive squares in 4 ways, for example, as 2798198404 + 2406883600 = 52898^2 + 49060^2 .

It is a congruent number.

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, 74222 + ... + 126170.

It is an arithmetic number, because the mean of its divisors is an integer number (390378275).

Almost surely, 2^5205082004 is an apocalyptic number.

It is an amenable number.

5205082004 is a deficient number, since it is larger than the sum of its proper divisors (4163996596).

5205082004 is a wasteful number, since it uses less digits than its factorization.

5205082004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52667 (or 52665 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 5205082004 is about 72146.2542617425. The cubic root of 5205082004 is about 1733.0424154592.

Adding to 5205082004 its reverse (4002805025), we get a palindrome (9207887029).

The spelling of 5205082004 in words is "five billion, two hundred five million, eighty-two thousand, four".