16719396 has 12 divisors (see below), whose sum is σ = 39011952. Its totient is φ = 5573128.

The previous prime is 16719379. The next prime is 16719403. The reversal of 16719396 is 69391761.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696630 + ... + 696653.

It is an arithmetic number, because the mean of its divisors is an integer number (3250996).

Almost surely, 2^16719396 is an apocalyptic number.

It is an amenable number.

16719396 is an abundant number, since it is smaller than the sum of its proper divisors (22292556).

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

16719396 is a wasteful number, since it uses less digits than its factorization.

16719396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393290 (or 1393288 counting only the distinct ones).

The product of its digits is 61236, while the sum is 42.

The square root of 16719396 is about 4088.9358028710. The cubic root of 16719396 is about 255.7055737816.

The spelling of 16719396 in words is "sixteen million, seven hundred nineteen thousand, three hundred ninety-six".