85216098 has 16 divisors (see below), whose sum is σ = 185926176. Its totient is φ = 25823040.

The previous prime is 85216097. The next prime is 85216129. The reversal of 85216098 is 89061258.

It is not an unprimeable number, because it can be changed into a prime (85216097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645511 + ... + 645642.

It is an arithmetic number, because the mean of its divisors is an integer number (11620386).

Almost surely, 2^85216098 is an apocalyptic number.

85216098 is an abundant number, since it is smaller than the sum of its proper divisors (100710078).

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

85216098 is a wasteful number, since it uses less digits than its factorization.

85216098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291169.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 85216098 is about 9231.2565775197. The cubic root of 85216098 is about 440.0552582115.

It can be divided in two parts, 852160 and 98, that added together give a palindrome (852258).

The spelling of 85216098 in words is "eighty-five million, two hundred sixteen thousand, ninety-eight".