3228220725626 has 8 divisors (see below), whose sum is σ = 5214818095284. Its totient is φ = 1489948027200.

The previous prime is 3228220725607. The next prime is 3228220725707. The reversal of 3228220725626 is 6265270228223.

It is a Cunningham number, because it is equal to 1796725²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 3228220725625 + 1 = 1796725^2 + 1^2 .

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

It is a super-2 number, since 2×3228220725626² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62081167775 + ... + 62081167826.

Almost surely, 2^{3228220725626} is an apocalyptic number.

3228220725626 is a deficient number, since it is larger than the sum of its proper divisors (1986597369658).

3228220725626 is a wasteful number, since it uses less digits than its factorization.

3228220725626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124162335616.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 3228220725626 in words is "three trillion, two hundred twenty-eight billion, two hundred twenty million, seven hundred twenty-five thousand, six hundred twenty-six".