85751298 has 96 divisors (see below), whose sum is σ = 208039104. Its totient is φ = 26376192.

The previous prime is 85751287. The next prime is 85751339. The reversal of 85751298 is 89215758.

It is a happy number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 801361 + ... + 801467.

It is an arithmetic number, because the mean of its divisors is an integer number (2167074).

Almost surely, 2^85751298 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85751298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104019552).

85751298 is an abundant number, since it is smaller than the sum of its proper divisors (122287806).

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

85751298 is a wasteful number, since it uses less digits than its factorization.

85751298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 226 counting only the distinct ones).

The product of its digits is 201600, while the sum is 45.

The square root of 85751298 is about 9260.1996738731. The cubic root of 85751298 is about 440.9745924554.

The spelling of 85751298 in words is "eighty-five million, seven hundred fifty-one thousand, two hundred ninety-eight".