3866974 has 8 divisors (see below), whose sum is σ = 5820048. Its totient is φ = 1926960.

The previous prime is 3866969. The next prime is 3866977. The reversal of 3866974 is 4796683.

It is a happy number.

3866974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3866974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866977) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2487 + ... + 3730.

It is an arithmetic number, because the mean of its divisors is an integer number (727506).

Almost surely, 2^3866974 is an apocalyptic number.

3866974 is the 1244-th heptagonal number.

3866974 is a deficient number, since it is larger than the sum of its proper divisors (1953074).

3866974 is a wasteful number, since it uses less digits than its factorization.

3866974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530.

The product of its digits is 217728, while the sum is 43.

The square root of 3866974 is about 1966.4623057664. The cubic root of 3866974 is about 156.9605158529.

The spelling of 3866974 in words is "three million, eight hundred sixty-six thousand, nine hundred seventy-four".