1996884433 has 4 divisors (see below), whose sum is σ = 2016655668. Its totient is φ = 1977113200.

The previous prime is 1996884391. The next prime is 1996884451. The reversal of 1996884433 is 3344886991.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1143251344 + 853633089 = 33812^2 + 29217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1996884433 - 2⁹ = 1996883921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1996884733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9885466 + ... + 9885667.

It is an arithmetic number, because the mean of its divisors is an integer number (504163917).

Almost surely, 2^1996884433 is an apocalyptic number.

It is an amenable number.

1996884433 is a deficient number, since it is larger than the sum of its proper divisors (19771235).

1996884433 is a wasteful number, since it uses less digits than its factorization.

1996884433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19771234.

The product of its digits is 4478976, while the sum is 55.

The square root of 1996884433 is about 44686.5128758108. The cubic root of 1996884433 is about 1259.2664818111.

It can be divided in two parts, 19968 and 84433, that added together give a palindrome (104401).

The spelling of 1996884433 in words is "one billion, nine hundred ninety-six million, eight hundred eighty-four thousand, four hundred thirty-three".