8321970052 has 72 divisors (see below), whose sum is σ = 16235150400. Its totient is φ = 3729422400.

The previous prime is 8321970049. The next prime is 8321970061. The reversal of 8321970052 is 2500791238.

It is a junction number, because it is equal to n+sod(n) for n = 8321969993 and 8321970020.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12043027 + ... + 12043717.

It is an arithmetic number, because the mean of its divisors is an integer number (225488200).

Almost surely, 2^8321970052 is an apocalyptic number.

It is an amenable number.

8321970052 is a deficient number, since it is larger than the sum of its proper divisors (7913180348).

8321970052 is a wasteful number, since it uses less digits than its factorization.

8321970052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 1020 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 8321970052 is about 91224.8324306491. The cubic root of 8321970052 is about 2026.4787290499.

The spelling of 8321970052 in words is "eight billion, three hundred twenty-one million, nine hundred seventy thousand, fifty-two".