996456 has 16 divisors (see below), whose sum is σ = 2491200. Its totient is φ = 332144.

The previous prime is 996431. The next prime is 996461. The reversal of 996456 is 654699.

996456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

996456 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 3 ways as a sum of consecutive naturals, for example, 20736 + ... + 20783.

It is an arithmetic number, because the mean of its divisors is an integer number (155700).

2⁹⁹⁶⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

996456 is an abundant number, since it is smaller than the sum of its proper divisors (1494744).

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

996456 is a wasteful number, since it uses less digits than its factorization.

996456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41528 (or 41524 counting only the distinct ones).

The product of its digits is 58320, while the sum is 39.

The square root of 996456 is about 998.2264272198. The cubic root of 996456 is about 99.8817268364.

It can be divided in two parts, 99 and 6456, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 996456 in words is "nine hundred ninety-six thousand, four hundred fifty-six".