16026666 has 16 divisors (see below), whose sum is σ = 32172384. Its totient is φ = 5322384.

The previous prime is 16026643. The next prime is 16026707. The reversal of 16026666 is 66662061.

16026666 is a modest number, since divided by 6666 gives 1602 as remainder.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3160 + ... + 6483.

It is an arithmetic number, because the mean of its divisors is an integer number (2010774).

Almost surely, 2^16026666 is an apocalyptic number.

16026666 is an abundant number, since it is smaller than the sum of its proper divisors (16145718).

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

16026666 is a wasteful number, since it uses less digits than its factorization.

16026666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9925.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 16026666 is about 4003.3318623367. The cubic root of 16026666 is about 252.1241200099.

The spelling of 16026666 in words is "sixteen million, twenty-six thousand, six hundred sixty-six".