923609568 has 96 divisors (see below), whose sum is σ = 2795579136. Its totient is φ = 261531648.

The previous prime is 923609563. The next prime is 923609573. The reversal of 923609568 is 865906329.

It is an interprime number because it is at equal distance from previous prime (923609563) and next prime (923609573).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×923609568² = 1706109268202293248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (923609563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69855 + ... + 82017.

It is an arithmetic number, because the mean of its divisors is an integer number (29120616).

Almost surely, 2^923609568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 923609568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1397789568).

923609568 is an abundant number, since it is smaller than the sum of its proper divisors (1871969568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

923609568 is a wasteful number, since it uses less digits than its factorization.

923609568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12296 (or 12288 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The square root of 923609568 is about 30390.9454936828. The cubic root of 923609568 is about 973.8591321025.

The spelling of 923609568 in words is "nine hundred twenty-three million, six hundred nine thousand, five hundred sixty-eight".