85598298 has 48 divisors (see below), whose sum is σ = 197121600. Its totient is φ = 26752128.

The previous prime is 85598243. The next prime is 85598323. The reversal of 85598298 is 89289558.

85598298 is a `hidden beast` number, since 8 + 559 + 82 + 9 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142603 + ... + 143201.

It is an arithmetic number, because the mean of its divisors is an integer number (4106700).

Almost surely, 2^85598298 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85598298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98560800).

85598298 is an abundant number, since it is smaller than the sum of its proper divisors (111523302).

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

85598298 is a wasteful number, since it uses less digits than its factorization.

85598298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091 (or 1088 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 54.

The square root of 85598298 is about 9251.9348246732. The cubic root of 85598298 is about 440.7121696862.

The spelling of 85598298 in words is "eighty-five million, five hundred ninety-eight thousand, two hundred ninety-eight".