19699014 has 16 divisors (see below), whose sum is σ = 39526128. Its totient is φ = 6544992.

The previous prime is 19699013. The next prime is 19699019. The reversal of 19699014 is 41099691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19699013) 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 7 ways as a sum of consecutive naturals, for example, 3277 + ... + 7080.

It is an arithmetic number, because the mean of its divisors is an integer number (2470383).

Almost surely, 2^19699014 is an apocalyptic number.

19699014 is an abundant number, since it is smaller than the sum of its proper divisors (19827114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19699014 is a wasteful number, since it uses less digits than its factorization.

19699014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10679.

The product of its (nonzero) digits is 17496, while the sum is 39.

The square root of 19699014 is about 4438.3571284880. The cubic root of 19699014 is about 270.0732037448.

The spelling of 19699014 in words is "nineteen million, six hundred ninety-nine thousand, fourteen".