996887 has 2 divisors, whose sum is σ = 996888. Its totient is φ = 996886.

The previous prime is 996883. The next prime is 996899. The reversal of 996887 is 788699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 996887 - 2² = 996883 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498443 + 498444.

It is an arithmetic number, because the mean of its divisors is an integer number (498444).

2⁹⁹⁶⁸⁸⁷ is an apocalyptic number.

996887 is a deficient number, since it is larger than the sum of its proper divisors (1).

996887 is an equidigital number, since it uses as much as digits as its factorization.

996887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 47.

The square root of 996887 is about 998.4422867647. The cubic root of 996887 is about 99.8961254715.

The spelling of 996887 in words is "nine hundred ninety-six thousand, eight hundred eighty-seven".