85598982 has 144 divisors (see below), whose sum is σ = 230445072. Its totient is φ = 22861440.

The previous prime is 85598951. The next prime is 85598987. The reversal of 85598982 is 28989558.

85598982 is a `hidden beast` number, since 8 + 559 + 8 + 9 + 82 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85598987) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1403232 + ... + 1403292.

It is an arithmetic number, because the mean of its divisors is an integer number (1600313).

Almost surely, 2^85598982 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85598982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115222536).

85598982 is an abundant number, since it is smaller than the sum of its proper divisors (144846090).

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

85598982 is a wasteful number, since it uses less digits than its factorization.

85598982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 153 counting only the distinct ones).

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

The square root of 85598982 is about 9251.9717898403. The cubic root of 85598982 is about 440.7133435659.

The spelling of 85598982 in words is "eighty-five million, five hundred ninety-eight thousand, nine hundred eighty-two".