16928141 has 8 divisors (see below), whose sum is σ = 18542520. Its totient is φ = 15382528.

The previous prime is 16928059. The next prime is 16928143. The reversal of 16928141 is 14182961.

It can be written as a sum of positive squares in 4 ways, for example, as 4218916 + 12709225 = 2054^2 + 3565^2 .

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

It is not a de Polignac number, because 16928141 - 2¹⁴ = 16911757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16928098 and 16928107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16928143) 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, 16676 + ... + 17661.

It is an arithmetic number, because the mean of its divisors is an integer number (2317815).

Almost surely, 2^16928141 is an apocalyptic number.

It is an amenable number.

16928141 is a deficient number, since it is larger than the sum of its proper divisors (1614379).

16928141 is a wasteful number, since it uses less digits than its factorization.

16928141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34383.

The product of its digits is 3456, while the sum is 32.

The square root of 16928141 is about 4114.3822136501. The cubic root of 16928141 is about 256.7653538159.

The spelling of 16928141 in words is "sixteen million, nine hundred twenty-eight thousand, one hundred forty-one".