3217120226 has 4 divisors (see below), whose sum is σ = 4825680342. Its totient is φ = 1608560112.

The previous prime is 3217120219. The next prime is 3217120229. The reversal of 3217120226 is 6220217123.

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., 1776538201 + 1440582025 = 42149^2 + 37955^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3217120195 and 3217120204.

It is not an unprimeable number, because it can be changed into a prime (3217120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804280055 + ... + 804280058.

Almost surely, 2^3217120226 is an apocalyptic number.

3217120226 is a deficient number, since it is larger than the sum of its proper divisors (1608560116).

3217120226 is a wasteful number, since it uses less digits than its factorization.

3217120226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608560115.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 3217120226 is about 56719.6634863078. The cubic root of 3217120226 is about 1476.2359038757.

Adding to 3217120226 its reverse (6220217123), we get a palindrome (9437337349).

The spelling of 3217120226 in words is "three billion, two hundred seventeen million, one hundred twenty thousand, two hundred twenty-six".