2066078 has 16 divisors (see below), whose sum is σ = 3750624. Its totient is φ = 833280.

The previous prime is 2066069. The next prime is 2066081. The reversal of 2066078 is 8706602.

It is a self number, because there is not a number n which added to its sum of digits gives 2066078.

It is a congruent number.

It is an unprimeable number.

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, 4103 + ... + 4578.

It is an arithmetic number, because the mean of its divisors is an integer number (234414).

2^2066078 is an apocalyptic number.

2066078 is a deficient number, since it is larger than the sum of its proper divisors (1684546).

2066078 is a wasteful number, since it uses less digits than its factorization.

2066078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8707.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 2066078 is about 1437.3858215524. The cubic root of 2066078 is about 127.3646493946.

The spelling of 2066078 in words is "two million, sixty-six thousand, seventy-eight".