3828147 has 4 divisors (see below), whose sum is σ = 5104200. Its totient is φ = 2552096.

The previous prime is 3828133. The next prime is 3828151. The reversal of 3828147 is 7418283.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3828147 - 2¹⁴ = 3811763 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3828947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638022 + ... + 638027.

It is an arithmetic number, because the mean of its divisors is an integer number (1276050).

Almost surely, 2^3828147 is an apocalyptic number.

3828147 is a deficient number, since it is larger than the sum of its proper divisors (1276053).

3828147 is a wasteful number, since it uses less digits than its factorization.

3828147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276052.

The product of its digits is 10752, while the sum is 33.

The square root of 3828147 is about 1956.5651024180. The cubic root of 3828147 is about 156.4334183118.

The spelling of 3828147 in words is "three million, eight hundred twenty-eight thousand, one hundred forty-seven".