19694914 has 8 divisors (see below), whose sum is σ = 29675520. Its totient is φ = 9803076.

The previous prime is 19694911. The next prime is 19694921. The reversal of 19694914 is 41949691.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (19694911) 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, 21634 + ... + 22525.

It is an arithmetic number, because the mean of its divisors is an integer number (3709440).

Almost surely, 2^19694914 is an apocalyptic number.

19694914 is a deficient number, since it is larger than the sum of its proper divisors (9980606).

19694914 is a wasteful number, since it uses less digits than its factorization.

19694914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44384.

The product of its digits is 69984, while the sum is 43.

The square root of 19694914 is about 4437.8952218366. The cubic root of 19694914 is about 270.0544654640.

The spelling of 19694914 in words is "nineteen million, six hundred ninety-four thousand, nine hundred fourteen".