26224666 has 32 divisors (see below), whose sum is σ = 44121168. Its totient is φ = 11612160.

The previous prime is 26224663. The next prime is 26224673. The reversal of 26224666 is 66642262.

It can be written as a sum of positive squares in 8 ways, for example, as 1274641 + 24950025 = 1129^2 + 4995^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (26224661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77650 + ... + 77986.

Almost surely, 2^26224666 is an apocalyptic number.

26224666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26224666 is a deficient number, since it is larger than the sum of its proper divisors (17896502).

26224666 is a wasteful number, since it uses less digits than its factorization.

26224666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466.

The product of its digits is 41472, while the sum is 34.

The square root of 26224666 is about 5121.0024409289. The cubic root of 26224666 is about 297.1004584079.

The spelling of 26224666 in words is "twenty-six million, two hundred twenty-four thousand, six hundred sixty-six".