996788929 has 2 divisors, whose sum is σ = 996788930. Its totient is φ = 996788928.

The previous prime is 996788909. The next prime is 996788987. The reversal of 996788929 is 929887699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 558849600 + 437939329 = 23640^2 + 20927^2 .

It is a cyclic number.

It is not a de Polignac number, because 996788929 - 2¹¹ = 996786881 is a prime.

It is not a weakly prime, because it can be changed into another prime (996788909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498394464 + 498394465.

It is an arithmetic number, because the mean of its divisors is an integer number (498394465).

Almost surely, 2^996788929 is an apocalyptic number.

It is an amenable number.

996788929 is a deficient number, since it is larger than the sum of its proper divisors (1).

996788929 is an equidigital number, since it uses as much as digits as its factorization.

996788929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35271936, while the sum is 67.

The square root of 996788929 is about 31571.9642879565. The cubic root of 996788929 is about 998.9284952877.

The spelling of 996788929 in words is "nine hundred ninety-six million, seven hundred eighty-eight thousand, nine hundred twenty-nine".