3880786 has 16 divisors (see below), whose sum is σ = 7164864. Its totient is φ = 1535184.

The previous prime is 3880781. The next prime is 3880801. The reversal of 3880786 is 6870883.

It is not an unprimeable number, because it can be changed into a prime (3880781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10480 + ... + 10843.

It is an arithmetic number, because the mean of its divisors is an integer number (447804).

Almost surely, 2^3880786 is an apocalyptic number.

3880786 is a deficient number, since it is larger than the sum of its proper divisors (3284078).

3880786 is a wasteful number, since it uses less digits than its factorization.

3880786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21345.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 3880786 is about 1969.9710657774. The cubic root of 3880786 is about 157.1471702083.

The spelling of 3880786 in words is "three million, eight hundred eighty thousand, seven hundred eighty-six".