852978533 has 16 divisors (see below), whose sum is σ = 980562240. Its totient is φ = 733824000.

The previous prime is 852978509. The next prime is 852978557. The reversal of 852978533 is 335879258.

It is an interprime number because it is at equal distance from previous prime (852978509) and next prime (852978557).

It is a cyclic number.

It is not a de Polignac number, because 852978533 - 2²⁸ = 584543077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852978233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270341 + ... + 273477.

It is an arithmetic number, because the mean of its divisors is an integer number (61285140).

Almost surely, 2^852978533 is an apocalyptic number.

It is an amenable number.

852978533 is a deficient number, since it is larger than the sum of its proper divisors (127583707).

852978533 is a wasteful number, since it uses less digits than its factorization.

852978533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468.

The product of its digits is 1814400, while the sum is 50.

The square root of 852978533 is about 29205.7962226679. The cubic root of 852978533 is about 948.3734060021.

The spelling of 852978533 in words is "eight hundred fifty-two million, nine hundred seventy-eight thousand, five hundred thirty-three".