1996884361 has 2 divisors, whose sum is σ = 1996884362. Its totient is φ = 1996884360.

The previous prime is 1996884319. The next prime is 1996884371. The reversal of 1996884361 is 1634886991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1862440336 + 134444025 = 43156^2 + 11595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1996884361 - 2⁹ = 1996883849 is a prime.

It is not a weakly prime, because it can be changed into another prime (1996884371) 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 as a sum of consecutive naturals, namely, 998442180 + 998442181.

It is an arithmetic number, because the mean of its divisors is an integer number (998442181).

Almost surely, 2^1996884361 is an apocalyptic number.

It is an amenable number.

1996884361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996884361 is an equidigital number, since it uses as much as digits as its factorization.

1996884361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 55.

The square root of 1996884361 is about 44686.5120701985. The cubic root of 1996884361 is about 1259.2664666763.

It can be divided in two parts, 19968 and 84361, that added together give a square (104329 = 323²).

The spelling of 1996884361 in words is "one billion, nine hundred ninety-six million, eight hundred eighty-four thousand, three hundred sixty-one".