3876986 has 16 divisors (see below), whose sum is σ = 6224040. Its totient is φ = 1804800.

The previous prime is 3876979. The next prime is 3876991. The reversal of 3876986 is 6896783.

It can be written as a sum of positive squares in 4 ways, for example, as 3728761 + 148225 = 1931^2 + 385^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3876986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2870 + ... + 3998.

Almost surely, 2^3876986 is an apocalyptic number.

3876986 is a deficient number, since it is larger than the sum of its proper divisors (2347054).

3876986 is a wasteful number, since it uses less digits than its factorization.

3876986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249.

The product of its digits is 435456, while the sum is 47.

The square root of 3876986 is about 1969.0063483900. The cubic root of 3876986 is about 157.0958615075.

The spelling of 3876986 in words is "three million, eight hundred seventy-six thousand, nine hundred eighty-six".