3828965 has 16 divisors (see below), whose sum is σ = 5422080. Its totient is φ = 2540160.

The previous prime is 3828953. The next prime is 3828973. The reversal of 3828965 is 5698283.

3828965 = T₇₀₇ + T₇₀₈ + ... + T₇₂₁.

It is not a de Polignac number, because 3828965 - 2⁶ = 3828901 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 680 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (338880).

Almost surely, 2^3828965 is an apocalyptic number.

3828965 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3828965 is a deficient number, since it is larger than the sum of its proper divisors (1593115).

3828965 is a wasteful number, since it uses less digits than its factorization.

3828965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572.

The product of its digits is 103680, while the sum is 41.

The square root of 3828965 is about 1956.7741310637. The cubic root of 3828965 is about 156.4445597704. Note that the first 3 decimals are identical.

The spelling of 3828965 in words is "three million, eight hundred twenty-eight thousand, nine hundred sixty-five".