7566226 has 4 divisors (see below), whose sum is σ = 11349342. Its totient is φ = 3783112.

The previous prime is 7566217. The next prime is 7566239. The reversal of 7566226 is 6226657.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6226657 = 431 ⋅14447.

It can be written as a sum of positive squares in only one way, i.e., 6765201 + 801025 = 2601^2 + 895^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7566191 and 7566200.

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, 1891555 + ... + 1891558.

Almost surely, 2^7566226 is an apocalyptic number.

7566226 is a deficient number, since it is larger than the sum of its proper divisors (3783116).

7566226 is a wasteful number, since it uses less digits than its factorization.

7566226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3783115.

The product of its digits is 30240, while the sum is 34.

The square root of 7566226 is about 2750.6773711215. The cubic root of 7566226 is about 196.3178412323.

The spelling of 7566226 in words is "seven million, five hundred sixty-six thousand, two hundred twenty-six".