923404328 has 64 divisors (see below), whose sum is σ = 2175275520. Its totient is φ = 356990400.

The previous prime is 923404297. The next prime is 923404343. The reversal of 923404328 is 823404329.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74975 + ... + 86417.

It is an arithmetic number, because the mean of its divisors is an integer number (33988680).

Almost surely, 2^923404328 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 923404328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1087637760).

923404328 is an abundant number, since it is smaller than the sum of its proper divisors (1251871192).

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

923404328 is a wasteful number, since it uses less digits than its factorization.

923404328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11598 (or 11594 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 923404328 is about 30387.5686424564. The cubic root of 923404328 is about 973.7869913545.

Subtracting from 923404328 its reverse (823404329), we obtain a palindrome (99999999).

The spelling of 923404328 in words is "nine hundred twenty-three million, four hundred four thousand, three hundred twenty-eight".