19516996 has 12 divisors (see below), whose sum is σ = 34190352. Its totient is φ = 9748328.

The previous prime is 19516993. The next prime is 19516999. The reversal of 19516996 is 69961591.

It is an interprime number because it is at equal distance from previous prime (19516993) and next prime (19516999).

It is not an unprimeable number, because it can be changed into a prime (19516993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3231 + ... + 7033.

It is an arithmetic number, because the mean of its divisors is an integer number (2849196).

Almost surely, 2^19516996 is an apocalyptic number.

It is an amenable number.

19516996 is a deficient number, since it is larger than the sum of its proper divisors (14673356).

19516996 is a wasteful number, since it uses less digits than its factorization.

19516996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090 (or 5088 counting only the distinct ones).

The product of its digits is 131220, while the sum is 46.

The square root of 19516996 is about 4417.8044320680. The cubic root of 19516996 is about 269.2388071112.

The spelling of 19516996 in words is "nineteen million, five hundred sixteen thousand, nine hundred ninety-six".