1984232986 has 4 divisors (see below), whose sum is σ = 2976349482. Its totient is φ = 992116492.

The previous prime is 1984232969. The next prime is 1984232989. The reversal of 1984232986 is 6892324891.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1983366225 + 866761 = 44535^2 + 931^2 .

It is not an unprimeable number, because it can be changed into a prime (1984232989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496058245 + ... + 496058248.

Almost surely, 2^1984232986 is an apocalyptic number.

1984232986 is a deficient number, since it is larger than the sum of its proper divisors (992116496).

1984232986 is an equidigital number, since it uses as much as digits as its factorization.

1984232986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992116495.

The product of its digits is 1492992, while the sum is 52.

The square root of 1984232986 is about 44544.7301709192. The cubic root of 1984232986 is about 1256.6014457056.

The spelling of 1984232986 in words is "one billion, nine hundred eighty-four million, two hundred thirty-two thousand, nine hundred eighty-six".