3222646357 has 12 divisors (see below), whose sum is σ = 3911785056. Its totient is φ = 2642168760.

The previous prime is 3222646331. The next prime is 3222646381. The reversal of 3222646357 is 7536462223.

It is a happy number.

It is not a de Polignac number, because 3222646357 - 2¹¹ = 3222644309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222646307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1428619 + ... + 1430872.

It is an arithmetic number, because the mean of its divisors is an integer number (325982088).

Almost surely, 2^3222646357 is an apocalyptic number.

It is an amenable number.

3222646357 is a deficient number, since it is larger than the sum of its proper divisors (689138699).

3222646357 is a wasteful number, since it uses less digits than its factorization.

3222646357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859528 (or 2859521 counting only the distinct ones).

The product of its digits is 362880, while the sum is 40.

The square root of 3222646357 is about 56768.3570045849. The cubic root of 3222646357 is about 1477.0806766201.

The spelling of 3222646357 in words is "three billion, two hundred twenty-two million, six hundred forty-six thousand, three hundred fifty-seven".