3923328 has 64 divisors (see below), whose sum is σ = 11052720. Its totient is φ = 1228800.

The previous prime is 3923321. The next prime is 3923347. The reversal of 3923328 is 8233293.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 3923295 and 3923304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3923321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6228 + ... + 6828.

Almost surely, 2^3923328 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 3923328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5526360).

3923328 is an abundant number, since it is smaller than the sum of its proper divisors (7129392).

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

3923328 is a wasteful number, since it uses less digits than its factorization.

3923328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635 (or 623 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 3923328 is about 1980.7392559345. The cubic root of 3923328 is about 157.7193115091.

The spelling of 3923328 in words is "three million, nine hundred twenty-three thousand, three hundred twenty-eight".