923564 has 6 divisors (see below), whose sum is σ = 1616244. Its totient is φ = 461780.

The previous prime is 923561. The next prime is 923567. The reversal of 923564 is 465329.

It is an interprime number because it is at equal distance from previous prime (923561) and next prime (923567).

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 923564.

It is not an unprimeable number, because it can be changed into a prime (923561) 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 as a sum of consecutive naturals, namely, 115442 + ... + 115449.

It is an arithmetic number, because the mean of its divisors is an integer number (269374).

2⁹²³⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

923564 is a deficient number, since it is larger than the sum of its proper divisors (692680).

923564 is a wasteful number, since it uses less digits than its factorization.

923564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230895 (or 230893 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 923564 is about 961.0223722682. The cubic root of 923564 is about 97.3843116120.

The spelling of 923564 in words is "nine hundred twenty-three thousand, five hundred sixty-four".