996458 has 8 divisors (see below), whose sum is σ = 1498980. Its totient is φ = 496800.

The previous prime is 996431. The next prime is 996461. The reversal of 996458 is 854699.

It can be written as a sum of positive squares in 2 ways, for example, as 946729 + 49729 = 973^2 + 223^2 .

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

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 996458.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 788 + ... + 1616.

2⁹⁹⁶⁴⁵⁸ is an apocalyptic number.

996458 is a deficient number, since it is larger than the sum of its proper divisors (502522).

996458 is a wasteful number, since it uses less digits than its factorization.

996458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432.

The product of its digits is 77760, while the sum is 41.

The square root of 996458 is about 998.2274289960. The cubic root of 996458 is about 99.8817936610.

The spelling of 996458 in words is "nine hundred ninety-six thousand, four hundred fifty-eight".