988317 has 24 divisors (see below), whose sum is σ = 1591200. Its totient is φ = 586080.

The previous prime is 988313. The next prime is 988319. The reversal of 988317 is 713889.

It is not a de Polignac number, because 988317 - 2² = 988313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988313) 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 23 ways as a sum of consecutive naturals, for example, 6559 + ... + 6707.

It is an arithmetic number, because the mean of its divisors is an integer number (66300).

2⁹⁸⁸³¹⁷ is an apocalyptic number.

It is an amenable number.

988317 is a deficient number, since it is larger than the sum of its proper divisors (602883).

988317 is a wasteful number, since it uses less digits than its factorization.

988317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 230 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 988317 is about 994.1413380400. The cubic root of 988317 is about 99.6090401627.

The spelling of 988317 in words is "nine hundred eighty-eight thousand, three hundred seventeen".