998696 has 16 divisors (see below), whose sum is σ = 1933440. Its totient is φ = 483120.

The previous prime is 998689. The next prime is 998717. The reversal of 998696 is 696899.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 998696.

It is an unprimeable number.

998696 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, 1766 + ... + 2261.

It is an arithmetic number, because the mean of its divisors is an integer number (120840).

2⁹⁹⁸⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

998696 is a deficient number, since it is larger than the sum of its proper divisors (934744).

998696 is a wasteful number, since it uses less digits than its factorization.

998696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064 (or 4060 counting only the distinct ones).

The product of its digits is 209952, while the sum is 47.

The square root of 998696 is about 999.3477873093. The cubic root of 998696 is about 99.9565144261.

The spelling of 998696 in words is "nine hundred ninety-eight thousand, six hundred ninety-six".