3878475 has 12 divisors (see below), whose sum is σ = 6412536. Its totient is φ = 2068480.

The previous prime is 3878449. The next prime is 3878491. The reversal of 3878475 is 5748783.

It is not a de Polignac number, because 3878475 - 2⁸ = 3878219 is a prime.

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, 25782 + ... + 25931.

It is an arithmetic number, because the mean of its divisors is an integer number (534378).

Almost surely, 2^3878475 is an apocalyptic number.

3878475 is a deficient number, since it is larger than the sum of its proper divisors (2534061).

3878475 is a wasteful number, since it uses less digits than its factorization.

3878475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51726 (or 51721 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 3878475 is about 1969.3844215896. The cubic root of 3878475 is about 157.1159704099.

The spelling of 3878475 in words is "three million, eight hundred seventy-eight thousand, four hundred seventy-five".