3848405 has 12 divisors (see below), whose sum is σ = 5076876. Its totient is φ = 2798400.

The previous prime is 3848381. The next prime is 3848417. The reversal of 3848405 is 5048483.

It can be written as a sum of positive squares in 2 ways, for example, as 1162084 + 2686321 = 1078^2 + 1639^2 .

It is not a de Polignac number, because 3848405 - 2¹⁶ = 3782869 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 11 ways as a sum of consecutive naturals, for example, 2576 + ... + 3785.

It is an arithmetic number, because the mean of its divisors is an integer number (423073).

Almost surely, 2^3848405 is an apocalyptic number.

It is an amenable number.

3848405 is a deficient number, since it is larger than the sum of its proper divisors (1228471).

3848405 is a wasteful number, since it uses less digits than its factorization.

3848405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6388 (or 6377 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 3848405 is about 1961.7352012950. The cubic root of 3848405 is about 156.7088739959.

The spelling of 3848405 in words is "three million, eight hundred forty-eight thousand, four hundred five".