2386866 has 8 divisors (see below), whose sum is σ = 4773744. Its totient is φ = 795620.

The previous prime is 2386861. The next prime is 2386873. The reversal of 2386866 is 6686832.

2386866 = T₃₄₆ + T₃₄₇ + ... + T₃₈₁.

2386866 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.

2386866 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2386861) 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, 198900 + ... + 198911.

It is an arithmetic number, because the mean of its divisors is an integer number (596718).

2^2386866 is an apocalyptic number.

2386866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2386866 is a wasteful number, since it uses less digits than its factorization.

2386866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397816.

The product of its digits is 82944, while the sum is 39.

The square root of 2386866 is about 1544.9485428324. The cubic root of 2386866 is about 133.6419116835.

The spelling of 2386866 in words is "two million, three hundred eighty-six thousand, eight hundred sixty-six".