3020728252 has 12 divisors (see below), whose sum is σ = 5288380776. Its totient is φ = 1509762320.

The previous prime is 3020728223. The next prime is 3020728279. The reversal of 3020728252 is 2528270203.

3020728252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139063 + ... + 159310.

It is an arithmetic number, because the mean of its divisors is an integer number (440698398).

Almost surely, 2^3020728252 is an apocalyptic number.

It is an amenable number.

3020728252 is a deficient number, since it is larger than the sum of its proper divisors (2267652524).

3020728252 is a wasteful number, since it uses less digits than its factorization.

3020728252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300908 (or 300906 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 3020728252 is about 54961.1522077185. The cubic root of 3020728252 is about 1445.5636505921.

Adding to 3020728252 its reverse (2528270203), we get a palindrome (5548998455).

The spelling of 3020728252 in words is "three billion, twenty million, seven hundred twenty-eight thousand, two hundred fifty-two".