85564698 has 8 divisors (see below), whose sum is σ = 171129408. Its totient is φ = 28521564.

The previous prime is 85564693. The next prime is 85564741. The reversal of 85564698 is 89646558.

It is a sphenic number, since it is the product of 3 distinct primes.

85564698 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 85564698.

It is not an unprimeable number, because it can be changed into a prime (85564693) 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 3 ways as a sum of consecutive naturals, for example, 7130386 + ... + 7130397.

It is an arithmetic number, because the mean of its divisors is an integer number (21391176).

Almost surely, 2^85564698 is an apocalyptic number.

85564698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

85564698 is a wasteful number, since it uses less digits than its factorization.

85564698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14260788.

The product of its digits is 2073600, while the sum is 51.

The square root of 85564698 is about 9250.1188100478. The cubic root of 85564698 is about 440.6544977184.

The spelling of 85564698 in words is "eighty-five million, five hundred sixty-four thousand, six hundred ninety-eight".