85604886 has 12 divisors (see below), whose sum is σ = 185477292. Its totient is φ = 28534956.

The previous prime is 85604881. The next prime is 85604903. The reversal of 85604886 is 68840658.

85604886 is a `hidden beast` number, since 8 + 560 + 4 + 8 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85604881) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2377896 + ... + 2377931.

It is an arithmetic number, because the mean of its divisors is an integer number (15456441).

Almost surely, 2^85604886 is an apocalyptic number.

85604886 is an abundant number, since it is smaller than the sum of its proper divisors (99872406).

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

85604886 is a wasteful number, since it uses less digits than its factorization.

85604886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755835 (or 4755832 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 85604886 is about 9252.2908514594. The cubic root of 85604886 is about 440.7234757415.

The spelling of 85604886 in words is "eighty-five million, six hundred four thousand, eight hundred eighty-six".