986398 has 8 divisors (see below), whose sum is σ = 1690992. Its totient is φ = 422736.

The previous prime is 986369. The next prime is 986411. The reversal of 986398 is 893689.

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

It is a congruent number.

It is an unprimeable number.

986398 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 35215 + ... + 35242.

It is an arithmetic number, because the mean of its divisors is an integer number (211374).

2⁹⁸⁶³⁹⁸ is an apocalyptic number.

986398 is a deficient number, since it is larger than the sum of its proper divisors (704594).

986398 is a wasteful number, since it uses less digits than its factorization.

986398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70466.

The product of its digits is 93312, while the sum is 43.

The square root of 986398 is about 993.1757145641. The cubic root of 986398 is about 99.5445286078.

The spelling of 986398 in words is "nine hundred eighty-six thousand, three hundred ninety-eight".