3818928 has 20 divisors (see below), whose sum is σ = 9865688. Its totient is φ = 1272960.

The previous prime is 3818917. The next prime is 3818929. The reversal of 3818928 is 8298183.

3818928 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3818928² = 29168422138368, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3818929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39733 + ... + 39828.

Almost surely, 2^3818928 is an apocalyptic number.

It is an amenable number.

3818928 is an abundant number, since it is smaller than the sum of its proper divisors (6046760).

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

3818928 is a wasteful number, since it uses less digits than its factorization.

3818928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79572 (or 79566 counting only the distinct ones).

The product of its digits is 27648, while the sum is 39.

The square root of 3818928 is about 1954.2077678691. The cubic root of 3818928 is about 156.3077422853.

The spelling of 3818928 in words is "three million, eight hundred eighteen thousand, nine hundred twenty-eight".