996838 has 8 divisors (see below), whose sum is σ = 1499688. Its totient is φ = 496944.

The previous prime is 996811. The next prime is 996841. The reversal of 996838 is 838699.

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

It is a junction number, because it is equal to n+sod(n) for n = 996794 and 996803.

It is a congruent number.

It is an unprimeable number.

996838 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 570 + ... + 1522.

It is an arithmetic number, because the mean of its divisors is an integer number (187461).

2⁹⁹⁶⁸³⁸ is an apocalyptic number.

996838 is a deficient number, since it is larger than the sum of its proper divisors (502850).

996838 is a wasteful number, since it uses less digits than its factorization.

996838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478.

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

The square root of 996838 is about 998.4177482397. The cubic root of 996838 is about 99.8944887128.

The spelling of 996838 in words is "nine hundred ninety-six thousand, eight hundred thirty-eight".