5204242100 has 18 divisors (see below), whose sum is σ = 11293205574. Its totient is φ = 2081696800.

The previous prime is 5204242081. The next prime is 5204242111. The reversal of 5204242100 is 12424025.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1856231056 + 3348011044 = 43084^2 + 57862^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 26021111 + ... + 26021310.

Almost surely, 2^5204242100 is an apocalyptic number.

5204242100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5204242100 is an abundant number, since it is smaller than the sum of its proper divisors (6088963474).

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

5204242100 is a wasteful number, since it uses less digits than its factorization.

5204242100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52042435 (or 52042428 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 5204242100 is about 72140.4331841721. The cubic root of 5204242100 is about 1732.9491945420.

Adding to 5204242100 its reverse (12424025), we get a palindrome (5216666125).

The spelling of 5204242100 in words is "five billion, two hundred four million, two hundred forty-two thousand, one hundred".