928561023 has 32 divisors (see below), whose sum is σ = 1500262400. Its totient is φ = 564172128.

The previous prime is 928561001. The next prime is 928561031. The reversal of 928561023 is 320165829.

928561023 is a `hidden beast` number, since 92 + 8 + 561 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 928561023 - 2⁸ = 928560767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (928561043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10986 + ... + 44472.

It is an arithmetic number, because the mean of its divisors is an integer number (46883200).

Almost surely, 2^928561023 is an apocalyptic number.

928561023 is a deficient number, since it is larger than the sum of its proper divisors (571701377).

928561023 is a wasteful number, since it uses less digits than its factorization.

928561023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33588 (or 33582 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 928561023 is about 30472.2992732744. The cubic root of 928561023 is about 975.5963121429.

The spelling of 928561023 in words is "nine hundred twenty-eight million, five hundred sixty-one thousand, twenty-three".