16026866 has 4 divisors (see below), whose sum is σ = 24040302. Its totient is φ = 8013432.

The previous prime is 16026847. The next prime is 16026877. The reversal of 16026866 is 66862061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12496225 + 3530641 = 3535^2 + 1879^2 .

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 as a sum of consecutive naturals, namely, 4006715 + ... + 4006718.

Almost surely, 2^16026866 is an apocalyptic number.

16026866 is a deficient number, since it is larger than the sum of its proper divisors (8013436).

16026866 is an equidigital number, since it uses as much as digits as its factorization.

16026866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8013435.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 16026866 is about 4003.3568414519. The cubic root of 16026866 is about 252.1251687748.

The spelling of 16026866 in words is "sixteen million, twenty-six thousand, eight hundred sixty-six".