3876142 has 4 divisors (see below), whose sum is σ = 5814216. Its totient is φ = 1938070.

The previous prime is 3876109. The next prime is 3876143. The reversal of 3876142 is 2416783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2416783 = 523 ⋅4621.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3876143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969034 + ... + 969037.

It is an arithmetic number, because the mean of its divisors is an integer number (1453554).

Almost surely, 2^3876142 is an apocalyptic number.

3876142 is a deficient number, since it is larger than the sum of its proper divisors (1938074).

3876142 is a wasteful number, since it uses less digits than its factorization.

3876142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938073.

The product of its digits is 8064, while the sum is 31.

The square root of 3876142 is about 1968.7920154247. The cubic root of 3876142 is about 157.0844610253.

The spelling of 3876142 in words is "three million, eight hundred seventy-six thousand, one hundred forty-two".