85713684 has 24 divisors (see below), whose sum is σ = 228570048. Its totient is φ = 24489600.

The previous prime is 85713671. The next prime is 85713689. The reversal of 85713684 is 48631758.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85713689) 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 7 ways as a sum of consecutive naturals, for example, 510117 + ... + 510284.

It is an arithmetic number, because the mean of its divisors is an integer number (9523752).

Almost surely, 2^85713684 is an apocalyptic number.

85713684 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

85713684 is an abundant number, since it is smaller than the sum of its proper divisors (142856364).

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

85713684 is a wasteful number, since it uses less digits than its factorization.

85713684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020415 (or 1020413 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 85713684 is about 9258.1685013830. The cubic root of 85713684 is about 440.9101065739.

It can be divided in two parts, 857 and 13684, that added together give a palindrome (14541).

The spelling of 85713684 in words is "eighty-five million, seven hundred thirteen thousand, six hundred eighty-four".