985755588 has 24 divisors (see below), whose sum is σ = 2379410880. Its totient is φ = 317254560.

The previous prime is 985755553. The next prime is 985755599. The reversal of 985755588 is 885557589.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1415968 + ... + 1416663.

It is an arithmetic number, because the mean of its divisors is an integer number (99142120).

Almost surely, 2^985755588 is an apocalyptic number.

It is an amenable number.

985755588 is an abundant number, since it is smaller than the sum of its proper divisors (1393655292).

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

985755588 is a wasteful number, since it uses less digits than its factorization.

985755588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832667 (or 2832665 counting only the distinct ones).

The product of its digits is 20160000, while the sum is 60.

The square root of 985755588 is about 31396.7448631224. The cubic root of 985755588 is about 995.2291377367.

The spelling of 985755588 in words is "nine hundred eighty-five million, seven hundred fifty-five thousand, five hundred eighty-eight".