3851328 has 56 divisors (see below), whose sum is σ = 10980928. Its totient is φ = 1184256.

The previous prime is 3851317. The next prime is 3851359. The reversal of 3851328 is 8231583.

It is a happy number.

3851328 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3851295 and 3851304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725 + ... + 3267.

It is an arithmetic number, because the mean of its divisors is an integer number (196088).

Almost surely, 2^3851328 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 3851328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5490464).

3851328 is an abundant number, since it is smaller than the sum of its proper divisors (7129600).

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

3851328 is a wasteful number, since it uses less digits than its factorization.

3851328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1561 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 3851328 is about 1962.4800635930. The cubic root of 3851328 is about 156.7485392699.

The spelling of 3851328 in words is "three million, eight hundred fifty-one thousand, three hundred twenty-eight".