3878374 has 4 divisors (see below), whose sum is σ = 5817564. Its totient is φ = 1939186.

The previous prime is 3878359. The next prime is 3878389. The reversal of 3878374 is 4738783.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3878359) and next prime (3878389).

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969592 + ... + 969595.

It is an arithmetic number, because the mean of its divisors is an integer number (1454391).

Almost surely, 2^3878374 is an apocalyptic number.

3878374 is a deficient number, since it is larger than the sum of its proper divisors (1939190).

3878374 is a wasteful number, since it uses less digits than its factorization.

3878374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939189.

The product of its digits is 112896, while the sum is 40.

The square root of 3878374 is about 1969.3587788923. The cubic root of 3878374 is about 157.1146065705.

The spelling of 3878374 in words is "three million, eight hundred seventy-eight thousand, three hundred seventy-four".