16669368 has 64 divisors (see below), whose sum is σ = 46644000. Its totient is φ = 5515776.

The previous prime is 16669363. The next prime is 16669369. The reversal of 16669368 is 86396661.

16669368 = 32² + 33² + ... + 368².

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16669361) 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, 49296 + ... + 49632.

Almost surely, 2^16669368 is an apocalyptic number.

16669368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16669368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23322000).

16669368 is an abundant number, since it is smaller than the sum of its proper divisors (29974632).

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

16669368 is a wasteful number, since it uses less digits than its factorization.

16669368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 571 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 16669368 is about 4082.8137356485. The cubic root of 16669368 is about 255.4502771004.

The spelling of 16669368 in words is "sixteen million, six hundred sixty-nine thousand, three hundred sixty-eight".