3842128 has 20 divisors (see below), whose sum is σ = 7474720. Its totient is φ = 1913184.

The previous prime is 3842101. The next prime is 3842143. The reversal of 3842128 is 8212483.

It is a junction number, because it is equal to n+sod(n) for n = 3842096 and 3842105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6751 + ... + 7297.

It is an arithmetic number, because the mean of its divisors is an integer number (373736).

Almost surely, 2^3842128 is an apocalyptic number.

It is an amenable number.

3842128 is a deficient number, since it is larger than the sum of its proper divisors (3632592).

3842128 is a wasteful number, since it uses less digits than its factorization.

3842128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994 (or 988 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 3842128 is about 1960.1346892497. The cubic root of 3842128 is about 156.6236268270.

The spelling of 3842128 in words is "three million, eight hundred forty-two thousand, one hundred twenty-eight".