852036380 has 96 divisors (see below), whose sum is σ = 2116800000. Its totient is φ = 285043968.

The previous prime is 852036377. The next prime is 852036389. The reversal of 852036380 is 83630258.

It is a self number, because there is not a number n which added to its sum of digits gives 852036380.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852036389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109871 + ... + 117369.

It is an arithmetic number, because the mean of its divisors is an integer number (22050000).

Almost surely, 2^852036380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 852036380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058400000).

852036380 is an abundant number, since it is smaller than the sum of its proper divisors (1264763620).

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

852036380 is a wasteful number, since it uses less digits than its factorization.

852036380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7563 (or 7561 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 852036380 is about 29189.6622111322. The cubic root of 852036380 is about 948.0241037270.

The spelling of 852036380 in words is "eight hundred fifty-two million, thirty-six thousand, three hundred eighty".