14728226 has 4 divisors (see below), whose sum is σ = 22092342. Its totient is φ = 7364112.

The previous prime is 14728213. The next prime is 14728237. The reversal of 14728226 is 62282741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62282741 = 19 ⋅3278039.

It can be written as a sum of positive squares in only one way, i.e., 11662225 + 3066001 = 3415^2 + 1751^2 .

It is a super-2 number, since 2×14728226² = 433841282214152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14728192 and 14728201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3682055 + ... + 3682058.

Almost surely, 2^14728226 is an apocalyptic number.

14728226 is a deficient number, since it is larger than the sum of its proper divisors (7364116).

14728226 is an equidigital number, since it uses as much as digits as its factorization.

14728226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7364115.

The product of its digits is 10752, while the sum is 32.

The square root of 14728226 is about 3837.7370936530. The cubic root of 14728226 is about 245.1226707638.

The spelling of 14728226 in words is "fourteen million, seven hundred twenty-eight thousand, two hundred twenty-six".