852057757 has 4 divisors (see below), whose sum is σ = 852390720. Its totient is φ = 851724796.

The previous prime is 852057749. The next prime is 852057761. The reversal of 852057757 is 757750258.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 852057757 - 2³ = 852057749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852057737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162613 + ... + 167770.

It is an arithmetic number, because the mean of its divisors is an integer number (213097680).

Almost surely, 2^852057757 is an apocalyptic number.

It is an amenable number.

852057757 is a deficient number, since it is larger than the sum of its proper divisors (332963).

852057757 is a wasteful number, since it uses less digits than its factorization.

852057757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332962.

The product of its (nonzero) digits is 686000, while the sum is 46.

The square root of 852057757 is about 29190.0283829941. The cubic root of 852057757 is about 948.0320320824.

The spelling of 852057757 in words is "eight hundred fifty-two million, fifty-seven thousand, seven hundred fifty-seven".