85943684 has 24 divisors (see below), whose sum is σ = 152893440. Its totient is φ = 42266016.

The previous prime is 85943677. The next prime is 85943699. The reversal of 85943684 is 48634958.

It is an unprimeable number.

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, 66557 + ... + 67835.

It is an arithmetic number, because the mean of its divisors is an integer number (6370560).

Almost surely, 2^85943684 is an apocalyptic number.

It is an amenable number.

85943684 is a deficient number, since it is larger than the sum of its proper divisors (66949756).

85943684 is a wasteful number, since it uses less digits than its factorization.

85943684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547 (or 1545 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The square root of 85943684 is about 9270.5816430254. The cubic root of 85943684 is about 441.3041267160.

The spelling of 85943684 in words is "eighty-five million, nine hundred forty-three thousand, six hundred eighty-four".