928565 has 8 divisors (see below), whose sum is σ = 1215648. Its totient is φ = 675280.

The previous prime is 928561. The next prime is 928597. The reversal of 928565 is 565829.

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

It is not a de Polignac number, because 928565 - 2² = 928561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (928561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8387 + ... + 8496.

It is an arithmetic number, because the mean of its divisors is an integer number (151956).

2⁹²⁸⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

928565 is a deficient number, since it is larger than the sum of its proper divisors (287083).

928565 is a wasteful number, since it uses less digits than its factorization.

928565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16899.

The product of its digits is 21600, while the sum is 35.

The square root of 928565 is about 963.6207760317. The cubic root of 928565 is about 97.5597704958.

The spelling of 928565 in words is "nine hundred twenty-eight thousand, five hundred sixty-five".