996751 has 16 divisors (see below), whose sum is σ = 1225728. Its totient is φ = 792000.

The previous prime is 996739. The next prime is 996763. The reversal of 996751 is 157699.

It is an interprime number because it is at equal distance from previous prime (996739) and next prime (996763).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-996751 is a prime.

It is a super-4 number, since 4×996751⁴ (a number of 25 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 996751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996781) 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 15 ways as a sum of consecutive naturals, for example, 6526 + ... + 6676.

It is an arithmetic number, because the mean of its divisors is an integer number (76608).

2⁹⁹⁶⁷⁵¹ is an apocalyptic number.

996751 is a deficient number, since it is larger than the sum of its proper divisors (228977).

996751 is a wasteful number, since it uses less digits than its factorization.

996751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222.

The product of its digits is 17010, while the sum is 37.

The square root of 996751 is about 998.3741783520. The cubic root of 996751 is about 99.8915824989.

The spelling of 996751 in words is "nine hundred ninety-six thousand, seven hundred fifty-one".