16244266 has 4 divisors (see below), whose sum is σ = 24366402. Its totient is φ = 8122132.

The previous prime is 16244243. The next prime is 16244269. The reversal of 16244266 is 66244261.

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., 14478025 + 1766241 = 3805^2 + 1329^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (16244269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4061065 + ... + 4061068.

Almost surely, 2^16244266 is an apocalyptic number.

16244266 is a deficient number, since it is larger than the sum of its proper divisors (8122136).

16244266 is an equidigital number, since it uses as much as digits as its factorization.

16244266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8122135.

The product of its digits is 13824, while the sum is 31.

The square root of 16244266 is about 4030.4175962299. The cubic root of 16244266 is about 253.2600553680.

The spelling of 16244266 in words is "sixteen million, two hundred forty-four thousand, two hundred sixty-six".