3221250717 has 16 divisors (see below), whose sum is σ = 4505223168. Its totient is φ = 2043367920.

The previous prime is 3221250691. The next prime is 3221250749. The reversal of 3221250717 is 7170521223.

It is not a de Polignac number, because 3221250717 - 2¹⁰ = 3221249693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221250757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109033 + ... + 135390.

It is an arithmetic number, because the mean of its divisors is an integer number (281576448).

Almost surely, 2^3221250717 is an apocalyptic number.

It is an amenable number.

3221250717 is a deficient number, since it is larger than the sum of its proper divisors (1283972451).

3221250717 is a wasteful number, since it uses less digits than its factorization.

3221250717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244640.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 3221250717 is about 56756.0632619987. The cubic root of 3221250717 is about 1476.8674180837.

The spelling of 3221250717 in words is "three billion, two hundred twenty-one million, two hundred fifty thousand, seven hundred seventeen".