3221515052 has 24 divisors (see below), whose sum is σ = 6449587200. Its totient is φ = 1379244240.

The previous prime is 3221515043. The next prime is 3221515117. The reversal of 3221515052 is 2505151223.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30302 + ... + 85797.

It is an arithmetic number, because the mean of its divisors is an integer number (268732800).

Almost surely, 2^3221515052 is an apocalyptic number.

It is an amenable number.

3221515052 is an abundant number, since it is smaller than the sum of its proper divisors (3228072148).

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

3221515052 is a wasteful number, since it uses less digits than its factorization.

3221515052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117101 (or 117099 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 3221515052 is about 56758.3919081575. The cubic root of 3221515052 is about 1476.9078140981.

Adding to 3221515052 its reverse (2505151223), we get a palindrome (5726666275).

The spelling of 3221515052 in words is "three billion, two hundred twenty-one million, five hundred fifteen thousand, fifty-two".