19606996 has 6 divisors (see below), whose sum is σ = 34312250. Its totient is φ = 9803496.

The previous prime is 19606991. The next prime is 19607009. The reversal of 19606996 is 69960691.

It can be written as a sum of positive squares in only one way, i.e., 19044496 + 562500 = 4364^2 + 750^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19606991) 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, 2450871 + ... + 2450878.

Almost surely, 2^19606996 is an apocalyptic number.

It is an amenable number.

19606996 is a deficient number, since it is larger than the sum of its proper divisors (14705254).

19606996 is a wasteful number, since it uses less digits than its factorization.

19606996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901753 (or 4901751 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 19606996 is about 4427.9787714035. The cubic root of 19606996 is about 269.6520254332.

It can be divided in two parts, 19606 and 996, that added together give a palindrome (20602).

The spelling of 19606996 in words is "nineteen million, six hundred six thousand, nine hundred ninety-six".