987329 has 8 divisors (see below), whose sum is σ = 1152768. Its totient is φ = 828000.

The previous prime is 987313. The next prime is 987353. The reversal of 987329 is 923789.

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

It is a cyclic number.

It is not a de Polignac number, because 987329 - 2⁴ = 987313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 987292 and 987301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (987029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172 + ... + 1829.

It is an arithmetic number, because the mean of its divisors is an integer number (144096).

2⁹⁸⁷³²⁹ is an apocalyptic number.

It is an amenable number.

987329 is a deficient number, since it is larger than the sum of its proper divisors (165439).

987329 is a wasteful number, since it uses less digits than its factorization.

987329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055.

The product of its digits is 27216, while the sum is 38.

The square root of 987329 is about 993.6443025550. The cubic root of 987329 is about 99.5758367323.

The spelling of 987329 in words is "nine hundred eighty-seven thousand, three hundred twenty-nine".