996810 has 32 divisors (see below), whose sum is σ = 2419200. Its totient is φ = 262848.

The previous prime is 996803. The next prime is 996811. The reversal of 996810 is 18699.

It is a happy number.

It is a super-2 number, since 2×996810² = 1987260352200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (996811) by changing a digit.

996810 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 15 ways as a sum of consecutive naturals, for example, 4359 + ... + 4581.

It is an arithmetic number, because the mean of its divisors is an integer number (75600).

2⁹⁹⁶⁸¹⁰ is an apocalyptic number.

996810 is an abundant number, since it is smaller than the sum of its proper divisors (1422390).

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

996810 is a wasteful number, since it uses less digits than its factorization.

996810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 996810 is about 998.4037259546. The cubic root of 996810 is about 99.8935533981.

The spelling of 996810 in words is "nine hundred ninety-six thousand, eight hundred ten".