998701 has 8 divisors (see below), whose sum is σ = 1098144. Its totient is φ = 900720.

The previous prime is 998689. The next prime is 998717. The reversal of 998701 is 107899.

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 998701 - 2¹⁹ = 474413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515 + ... + 2071.

It is an arithmetic number, because the mean of its divisors is an integer number (137268).

2⁹⁹⁸⁷⁰¹ is an apocalyptic number.

It is an amenable number.

998701 is a deficient number, since it is larger than the sum of its proper divisors (99443).

998701 is a wasteful number, since it uses less digits than its factorization.

998701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 998701 is about 999.3502889378. The cubic root of 998701 is about 99.9566812376.

The spelling of 998701 in words is "nine hundred ninety-eight thousand, seven hundred one".