996423 has 8 divisors (see below), whose sum is σ = 1361136. Its totient is φ = 648000.

The previous prime is 996409. The next prime is 996431. The reversal of 996423 is 324699.

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

It is not a de Polignac number, because 996423 - 2⁴ = 996407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996403) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3928 + ... + 4173.

It is an arithmetic number, because the mean of its divisors is an integer number (170142).

2⁹⁹⁶⁴²³ is an apocalyptic number.

996423 is a deficient number, since it is larger than the sum of its proper divisors (364713).

996423 is a wasteful number, since it uses less digits than its factorization.

996423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8145.

The product of its digits is 11664, while the sum is 33.

The square root of 996423 is about 998.2098977670. The cubic root of 996423 is about 99.8806242176.

The spelling of 996423 in words is "nine hundred ninety-six thousand, four hundred twenty-three".