7945226 has 8 divisors (see below), whose sum is σ = 12208644. Its totient is φ = 3875680.

The previous prime is 7945219. The next prime is 7945229. The reversal of 7945226 is 6225497.

It can be written as a sum of positive squares in 2 ways, for example, as 6943225 + 1002001 = 2635^2 + 1001^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7945229) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 48365 + ... + 48528.

Almost surely, 2^7945226 is an apocalyptic number.

7945226 is a deficient number, since it is larger than the sum of its proper divisors (4263418).

7945226 is a wasteful number, since it uses less digits than its factorization.

7945226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96936.

The product of its digits is 30240, while the sum is 35.

The square root of 7945226 is about 2818.7277271847. The cubic root of 7945226 is about 199.5425042863.

The spelling of 7945226 in words is "seven million, nine hundred forty-five thousand, two hundred twenty-six".