16769916 has 66 divisors (see below), whose sum is σ = 44640792. Its totient is φ = 5511240.

The previous prime is 16769911. The next prime is 16769923. The reversal of 16769916 is 61996761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16769911) by changing a digit.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 236161 + ... + 236231.

Almost surely, 2^16769916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16769916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22320396).

16769916 is an abundant number, since it is smaller than the sum of its proper divisors (27870876).

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

16769916 is an frugal number, since it uses more digits than its factorization.

16769916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 76 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 16769916 is about 4095.1087897637. The cubic root of 16769916 is about 255.9628648934.

The spelling of 16769916 in words is "sixteen million, seven hundred sixty-nine thousand, nine hundred sixteen".