2063866 has 8 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 884508.

The previous prime is 2063863. The next prime is 2063881. The reversal of 2063866 is 6683602.

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

It is not an unprimeable number, because it can be changed into a prime (2063861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73696 + ... + 73723.

It is an arithmetic number, because the mean of its divisors is an integer number (442260).

2^2063866 is an apocalyptic number.

2063866 is a deficient number, since it is larger than the sum of its proper divisors (1474214).

2063866 is a wasteful number, since it uses less digits than its factorization.

2063866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147428.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2063866 is about 1436.6161630721. The cubic root of 2063866 is about 127.3191797968.

The spelling of 2063866 in words is "two million, sixty-three thousand, eight hundred sixty-six".