996958 has 8 divisors (see below), whose sum is σ = 1560528. Its totient is φ = 476784.

The previous prime is 996953. The next prime is 996967. The reversal of 996958 is 859699.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 21673 = 996958 / (9 + 9 + 6 + 9 + 5 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996953) by changing a digit.

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, 10791 + ... + 10882.

It is an arithmetic number, because the mean of its divisors is an integer number (195066).

2⁹⁹⁶⁹⁵⁸ is an apocalyptic number.

996958 is a deficient number, since it is larger than the sum of its proper divisors (563570).

996958 is a wasteful number, since it uses less digits than its factorization.

996958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21698.

The product of its digits is 174960, while the sum is 46.

The square root of 996958 is about 998.4778415168. The cubic root of 996958 is about 99.8984970063.

The spelling of 996958 in words is "nine hundred ninety-six thousand, nine hundred fifty-eight".