996648 has 32 divisors (see below), whose sum is σ = 2518560. Its totient is φ = 328640.

The previous prime is 996647. The next prime is 996649. The reversal of 996648 is 846699.

996648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (996647) and next prime (996649).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 996648.

It is not an unprimeable number, because it can be changed into a prime (996647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2986 + ... + 3302.

It is an arithmetic number, because the mean of its divisors is an integer number (78705).

2⁹⁹⁶⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

996648 is an abundant number, since it is smaller than the sum of its proper divisors (1521912).

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

996648 is a wasteful number, since it uses less digits than its factorization.

996648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 453 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 996648 is about 998.3225931531. The cubic root of 996648 is about 99.8881415903. Note that the first 3 decimals are identical.

The spelling of 996648 in words is "nine hundred ninety-six thousand, six hundred forty-eight".