16089266 has 4 divisors (see below), whose sum is σ = 24133902. Its totient is φ = 8044632.

The previous prime is 16089253. The next prime is 16089277. The reversal of 16089266 is 66298061.

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., 14661241 + 1428025 = 3829^2 + 1195^2 .

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 as a sum of consecutive naturals, namely, 4022315 + ... + 4022318.

Almost surely, 2^16089266 is an apocalyptic number.

16089266 is a deficient number, since it is larger than the sum of its proper divisors (8044636).

16089266 is an equidigital number, since it uses as much as digits as its factorization.

16089266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044635.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 16089266 is about 4011.1427299462. The cubic root of 16089266 is about 252.4519583141.

The spelling of 16089266 in words is "sixteen million, eighty-nine thousand, two hundred sixty-six".