3225748220 has 24 divisors (see below), whose sum is σ = 6775305264. Its totient is φ = 1290064256.

The previous prime is 3225748217. The next prime is 3225748223. The reversal of 3225748220 is 228475223.

It is an interprime number because it is at equal distance from previous prime (3225748217) and next prime (3225748223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225748223) 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, 135104 + ... + 157176.

It is an arithmetic number, because the mean of its divisors is an integer number (282304386).

Almost surely, 2^3225748220 is an apocalyptic number.

It is an amenable number.

3225748220 is an abundant number, since it is smaller than the sum of its proper divisors (3549557044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3225748220 is a wasteful number, since it uses less digits than its factorization.

3225748220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29389 (or 29387 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 3225748220 is about 56795.6707857210. The cubic root of 3225748220 is about 1477.5544314356.

The spelling of 3225748220 in words is "three billion, two hundred twenty-five million, seven hundred forty-eight thousand, two hundred twenty".