996798 has 24 divisors (see below), whose sum is σ = 2192904. Its totient is φ = 301840.

The previous prime is 996781. The next prime is 996803. The reversal of 996798 is 897699.

It is a happy number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 996798.

It is an unprimeable number.

996798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40 + ... + 1412.

It is an arithmetic number, because the mean of its divisors is an integer number (91371).

2⁹⁹⁶⁷⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 996798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096452).

996798 is an abundant number, since it is smaller than the sum of its proper divisors (1196106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

996798 is a wasteful number, since it uses less digits than its factorization.

996798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1389 counting only the distinct ones).

The product of its digits is 244944, while the sum is 48.

The square root of 996798 is about 998.3977163435. The cubic root of 996798 is about 99.8931525435.

Subtracting from 996798 its reverse (897699), we obtain a palindrome (99099).

The spelling of 996798 in words is "nine hundred ninety-six thousand, seven hundred ninety-eight".