852271321 has 8 divisors (see below), whose sum is σ = 944993088. Its totient is φ = 762090000.

The previous prime is 852271297. The next prime is 852271339. The reversal of 852271321 is 123172258.

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

It is a cyclic number.

It is not a de Polignac number, because 852271321 - 2⁷ = 852271193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852272321) 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, 634405 + ... + 635746.

It is an arithmetic number, because the mean of its divisors is an integer number (118124136).

Almost surely, 2^852271321 is an apocalyptic number.

It is an amenable number.

852271321 is a deficient number, since it is larger than the sum of its proper divisors (92721767).

852271321 is a wasteful number, since it uses less digits than its factorization.

852271321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270223.

The product of its digits is 6720, while the sum is 31.

The square root of 852271321 is about 29193.6863208468. The cubic root of 852271321 is about 948.1112319559. Note that the first 3 decimals are identical.

The spelling of 852271321 in words is "eight hundred fifty-two million, two hundred seventy-one thousand, three hundred twenty-one".