985531752 has 128 divisors (see below), whose sum is σ = 2948400000. Its totient is φ = 303879168.

The previous prime is 985531721. The next prime is 985531817. The reversal of 985531752 is 257135589.

985531752 is a `hidden beast` number, since 98 + 553 + 1 + 7 + 5 + 2 = 666.

985531752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 985531698 and 985531707.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214374 + ... + 218922.

It is an arithmetic number, because the mean of its divisors is an integer number (23034375).

Almost surely, 2^985531752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 985531752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1474200000).

985531752 is an abundant number, since it is smaller than the sum of its proper divisors (1962868248).

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

985531752 is a wasteful number, since it uses less digits than its factorization.

985531752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4640 (or 4630 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The square root of 985531752 is about 31393.1800236930. The cubic root of 985531752 is about 995.1538029798.

The spelling of 985531752 in words is "nine hundred eighty-five million, five hundred thirty-one thousand, seven hundred fifty-two".