3520770252 has 12 divisors (see below), whose sum is σ = 8215130616. Its totient is φ = 1173590080.

The previous prime is 3520770251. The next prime is 3520770257. The reversal of 3520770252 is 2520770253.

3520770252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3520770251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146698749 + ... + 146698772.

It is an arithmetic number, because the mean of its divisors is an integer number (684594218).

Almost surely, 2^3520770252 is an apocalyptic number.

It is an amenable number.

3520770252 is an abundant number, since it is smaller than the sum of its proper divisors (4694360364).

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

3520770252 is a wasteful number, since it uses less digits than its factorization.

3520770252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293397528 (or 293397526 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 3520770252 is about 59336.0788391009. The cubic root of 3520770252 is about 1521.2919319601.

Subtracting from 3520770252 its reverse (2520770253), we obtain a palindrome (999999999).

The spelling of 3520770252 in words is "three billion, five hundred twenty million, seven hundred seventy thousand, two hundred fifty-two".