16928417 has 8 divisors (see below), whose sum is σ = 18632160. Its totient is φ = 15252160.

The previous prime is 16928399. The next prime is 16928419. The reversal of 16928417 is 71482961.

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

It is not a de Polignac number, because 16928417 - 2²⁴ = 151201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16928419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5567 + ... + 8052.

It is an arithmetic number, because the mean of its divisors is an integer number (2329020).

Almost surely, 2^16928417 is an apocalyptic number.

It is an amenable number.

16928417 is a deficient number, since it is larger than the sum of its proper divisors (1703743).

16928417 is a wasteful number, since it uses less digits than its factorization.

16928417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743.

The product of its digits is 24192, while the sum is 38.

The square root of 16928417 is about 4114.4157543933. The cubic root of 16928417 is about 256.7667492606.

The spelling of 16928417 in words is "sixteen million, nine hundred twenty-eight thousand, four hundred seventeen".