85644896 has 12 divisors (see below), whose sum is σ = 168613452. Its totient is φ = 42822432.

The previous prime is 85644883. The next prime is 85644901. The reversal of 85644896 is 69844658.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1338170 + ... + 1338233.

It is an arithmetic number, because the mean of its divisors is an integer number (14051121).

Almost surely, 2^85644896 is an apocalyptic number.

It is an amenable number.

85644896 is a deficient number, since it is larger than the sum of its proper divisors (82968556).

85644896 is a wasteful number, since it uses less digits than its factorization.

85644896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676413 (or 2676405 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 85644896 is about 9254.4527661013. The cubic root of 85644896 is about 440.7921268067.

The spelling of 85644896 in words is "eighty-five million, six hundred forty-four thousand, eight hundred ninety-six".