852385743 has 24 divisors (see below), whose sum is σ = 1362082176. Its totient is φ = 509317200.

The previous prime is 852385739. The next prime is 852385753. The reversal of 852385743 is 347583258.

852385743 is a `hidden beast` number, since 8 + 523 + 85 + 7 + 43 = 666.

It is not a de Polignac number, because 852385743 - 2² = 852385739 is a prime.

It is a super-2 number, since 2×852385743² = 1453122909739324098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852385753) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53605 + ... + 67662.

It is an arithmetic number, because the mean of its divisors is an integer number (56753424).

Almost surely, 2^852385743 is an apocalyptic number.

852385743 is a deficient number, since it is larger than the sum of its proper divisors (509696433).

852385743 is a wasteful number, since it uses less digits than its factorization.

852385743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121355 (or 121352 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 852385743 is about 29195.6459596290. The cubic root of 852385743 is about 948.1536597314.

The spelling of 852385743 in words is "eight hundred fifty-two million, three hundred eighty-five thousand, seven hundred forty-three".