5205353220 has 120 divisors (see below), whose sum is σ = 16856302848. Its totient is φ = 1343304000.

The previous prime is 5205353207. The next prime is 5205353269. The reversal of 5205353220 is 223535025.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1606 + ... + 102045.

Almost surely, 2^5205353220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5205353220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8428151424).

5205353220 is an abundant number, since it is smaller than the sum of its proper divisors (11650949628).

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

5205353220 is a wasteful number, since it uses less digits than its factorization.

5205353220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103703 (or 103692 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 5205353220 is about 72148.1338636004. The cubic root of 5205353220 is about 1733.0725155722.

Adding to 5205353220 its reverse (223535025), we get a palindrome (5428888245).

The spelling of 5205353220 in words is "five billion, two hundred five million, three hundred fifty-three thousand, two hundred twenty".