16725115 has 16 divisors (see below), whose sum is σ = 22208256. Its totient is φ = 11989600.

The previous prime is 16725113. The next prime is 16725119. The reversal of 16725115 is 51152761.

It is not a de Polignac number, because 16725115 - 2¹ = 16725113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16725113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764 + ... + 6046.

It is an arithmetic number, because the mean of its divisors is an integer number (1388016).

Almost surely, 2^16725115 is an apocalyptic number.

16725115 is a deficient number, since it is larger than the sum of its proper divisors (5483141).

16725115 is a wasteful number, since it uses less digits than its factorization.

16725115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370.

The product of its digits is 2100, while the sum is 28.

The square root of 16725115 is about 4089.6350692941. The cubic root of 16725115 is about 255.7347258210.

Adding to 16725115 its reverse (51152761), we get a palindrome (67877876).

The spelling of 16725115 in words is "sixteen million, seven hundred twenty-five thousand, one hundred fifteen".