3828971 has 8 divisors (see below), whose sum is σ = 4016544. Its totient is φ = 3643200.

The previous prime is 3828953. The next prime is 3828973. The reversal of 3828971 is 1798283.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3828971 - 2¹⁰ = 3827947 is a prime.

It is a super-2 number, since 2×3828971² = 29322037837682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3828973) 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, 6071 + ... + 6671.

It is an arithmetic number, because the mean of its divisors is an integer number (502068).

Almost surely, 2^3828971 is an apocalyptic number.

3828971 is a deficient number, since it is larger than the sum of its proper divisors (187573).

3828971 is a wasteful number, since it uses less digits than its factorization.

3828971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its digits is 24192, while the sum is 38.

The square root of 3828971 is about 1956.7756641986. The cubic root of 3828971 is about 156.4446414867. Note that the first 3 decimals are identical.

The spelling of 3828971 in words is "three million, eight hundred twenty-eight thousand, nine hundred seventy-one".