19996214 has 32 divisors (see below), whose sum is σ = 35443200. Its totient is φ = 8456616.

The previous prime is 19996213. The next prime is 19996219. The reversal of 19996214 is 41269991.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19996213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70517 + ... + 70799.

It is an arithmetic number, because the mean of its divisors is an integer number (1107600).

Almost surely, 2^19996214 is an apocalyptic number.

19996214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19996214 is a deficient number, since it is larger than the sum of its proper divisors (15446986).

19996214 is a wasteful number, since it uses less digits than its factorization.

19996214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 395 counting only the distinct ones).

The product of its digits is 34992, while the sum is 41.

The square root of 19996214 is about 4471.7126472975. The cubic root of 19996214 is about 271.4246326034.

The spelling of 19996214 in words is "nineteen million, nine hundred ninety-six thousand, two hundred fourteen".