16718364 has 72 divisors (see below), whose sum is σ = 46016880. Its totient is φ = 5087232.

The previous prime is 16718363. The next prime is 16718371. The reversal of 16718364 is 46381761.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16718363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64924 + ... + 65180.

Almost surely, 2^16718364 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 16718364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23008440).

16718364 is an abundant number, since it is smaller than the sum of its proper divisors (29298516).

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

16718364 is a wasteful number, since it uses less digits than its factorization.

16718364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 414 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 16718364 is about 4088.8096067193. The cubic root of 16718364 is about 255.7003125553.

The spelling of 16718364 in words is "sixteen million, seven hundred eighteen thousand, three hundred sixty-four".