16725318 has 8 divisors (see below), whose sum is σ = 33450648. Its totient is φ = 5575104.

The previous prime is 16725299. The next prime is 16725341. The reversal of 16725318 is 81352761.

It is a sphenic number, since it is the product of 3 distinct primes.

16725318 is an admirable number.

It is a super-2 number, since 2×16725318² = 559472524402248, which contains 22 as substring.

It is a congruent number.

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, 1393771 + ... + 1393782.

It is an arithmetic number, because the mean of its divisors is an integer number (4181331).

Almost surely, 2^16725318 is an apocalyptic number.

16725318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16725318 is a wasteful number, since it uses less digits than its factorization.

16725318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787558.

The product of its digits is 10080, while the sum is 33.

The square root of 16725318 is about 4089.6598880592. The cubic root of 16725318 is about 255.7357604713.

The spelling of 16725318 in words is "sixteen million, seven hundred twenty-five thousand, three hundred eighteen".