3520220253 has 8 divisors (see below), whose sum is σ = 5120320416. Its totient is φ = 2133466800.

The previous prime is 3520220237. The next prime is 3520220299.

3520220253 is nontrivially palindromic in base 10.

3520220253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3520220253 - 2⁴ = 3520220237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520225253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53336638 + ... + 53336703.

It is an arithmetic number, because the mean of its divisors is an integer number (640040052).

Almost surely, 2^3520220253 is an apocalyptic number.

3520220253 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3520220253 is a deficient number, since it is larger than the sum of its proper divisors (1600100163).

3520220253 is a wasteful number, since it uses less digits than its factorization.

3520220253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106673355.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 3520220253 is about 59331.4440495089. Note that the first 3 decimals coincide. The cubic root of 3520220253 is about 1521.2127113583.

It can be divided in two parts, 35202 and 20253, that added together give a palindrome (55455).

The spelling of 3520220253 in words is "three billion, five hundred twenty million, two hundred twenty thousand, two hundred fifty-three".