3500520222 has 32 divisors (see below), whose sum is σ = 7195313664. Its totient is φ = 1134648000.

The previous prime is 3500520193. The next prime is 3500520223. The reversal of 3500520222 is 2220250053.

3500520222 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500520223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52347 + ... + 98697.

It is an arithmetic number, because the mean of its divisors is an integer number (224853552).

Almost surely, 2^3500520222 is an apocalyptic number.

3500520222 is an abundant number, since it is smaller than the sum of its proper divisors (3694793442).

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

3500520222 is a wasteful number, since it uses less digits than its factorization.

3500520222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46704.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 3500520222 is about 59165.1943460004. The cubic root of 3500520222 is about 1518.3697060392.

Adding to 3500520222 its reverse (2220250053), we get a palindrome (5720770275).

The spelling of 3500520222 in words is "three billion, five hundred million, five hundred twenty thousand, two hundred twenty-two".