3163225621 has 8 divisors (see below), whose sum is σ = 3330724320. Its totient is φ = 2995828272.

The previous prime is 3163225613. The next prime is 3163225679. The reversal of 3163225621 is 1265223613.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3163225621 - 2³ = 3163225613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3163225601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43566 + ... + 90688.

It is an arithmetic number, because the mean of its divisors is an integer number (416340540).

Almost surely, 2^3163225621 is an apocalyptic number.

It is an amenable number.

3163225621 is a deficient number, since it is larger than the sum of its proper divisors (167498699).

3163225621 is a wasteful number, since it uses less digits than its factorization.

3163225621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50675.

The product of its digits is 12960, while the sum is 31.

The square root of 3163225621 is about 56242.5605836007. The cubic root of 3163225621 is about 1467.9459211159.

The spelling of 3163225621 in words is "three billion, one hundred sixty-three million, two hundred twenty-five thousand, six hundred twenty-one".