989752 has 8 divisors (see below), whose sum is σ = 1855800. Its totient is φ = 494872.

The previous prime is 989749. The next prime is 989753. The reversal of 989752 is 257989.

989752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61852 + ... + 61867.

It is an arithmetic number, because the mean of its divisors is an integer number (231975).

2⁹⁸⁹⁷⁵² is an apocalyptic number.

It is an amenable number.

989752 is a deficient number, since it is larger than the sum of its proper divisors (866048).

989752 is a wasteful number, since it uses less digits than its factorization.

989752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123725 (or 123721 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 989752 is about 994.8628046118. The cubic root of 989752 is about 99.6572264051.

The spelling of 989752 in words is "nine hundred eighty-nine thousand, seven hundred fifty-two".