3878022 has 16 divisors (see below), whose sum is σ = 7778880. Its totient is φ = 1288872.

The previous prime is 3878003. The next prime is 3878051. The reversal of 3878022 is 2208783.

3878022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929 + ... + 3387.

It is an arithmetic number, because the mean of its divisors is an integer number (486180).

Almost surely, 2^3878022 is an apocalyptic number.

3878022 is an abundant number, since it is smaller than the sum of its proper divisors (3900858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3878022 is a wasteful number, since it uses less digits than its factorization.

3878022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 3878022 is about 1969.2694076738. The cubic root of 3878022 is about 157.1098532026.

The spelling of 3878022 in words is "three million, eight hundred seventy-eight thousand, twenty-two".