989529 has 8 divisors (see below), whose sum is σ = 1376832. Its totient is φ = 630960.

The previous prime is 989507. The next prime is 989533. The reversal of 989529 is 925989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 989529 - 2¹² = 985433 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 989529.

It is not an unprimeable number, because it can be changed into a prime (989579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7102 + ... + 7239.

It is an arithmetic number, because the mean of its divisors is an integer number (172104).

2⁹⁸⁹⁵²⁹ is an apocalyptic number.

It is an amenable number.

989529 is a deficient number, since it is larger than the sum of its proper divisors (387303).

989529 is a wasteful number, since it uses less digits than its factorization.

989529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14367.

The product of its digits is 58320, while the sum is 42.

The square root of 989529 is about 994.7507225431. The cubic root of 989529 is about 99.6497412873.

The spelling of 989529 in words is "nine hundred eighty-nine thousand, five hundred twenty-nine".