3877838 has 8 divisors (see below), whose sum is σ = 5828088. Its totient is φ = 1935144.

The previous prime is 3877837. The next prime is 3877849. The reversal of 3877838 is 8387783.

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

It is a super-3 number, since 3×3877838³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3877837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356 + ... + 2807.

It is an arithmetic number, because the mean of its divisors is an integer number (728511).

Almost surely, 2^3877838 is an apocalyptic number.

3877838 is a deficient number, since it is larger than the sum of its proper divisors (1950250).

3877838 is a wasteful number, since it uses less digits than its factorization.

3877838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778.

The product of its digits is 225792, while the sum is 44.

The square root of 3877838 is about 1969.2226892863. Note that the first 3 decimals coincide. The cubic root of 3877838 is about 157.1073683732.

The spelling of 3877838 in words is "three million, eight hundred seventy-seven thousand, eight hundred thirty-eight".