3874138 has 16 divisors (see below), whose sum is σ = 6156000. Its totient is φ = 1823472.

The previous prime is 3874133. The next prime is 3874151. The reversal of 3874138 is 8314783.

It is not an unprimeable number, because it can be changed into a prime (3874133) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10033 + ... + 10411.

It is an arithmetic number, because the mean of its divisors is an integer number (384750).

Almost surely, 2^3874138 is an apocalyptic number.

3874138 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3874138 is a deficient number, since it is larger than the sum of its proper divisors (2281862).

3874138 is a wasteful number, since it uses less digits than its factorization.

3874138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669.

The product of its digits is 16128, while the sum is 34.

The square root of 3874138 is about 1968.2830081063. The cubic root of 3874138 is about 157.0573850026.

The spelling of 3874138 in words is "three million, eight hundred seventy-four thousand, one hundred thirty-eight".