3225660 has 48 divisors (see below), whose sum is σ = 9282336. Its totient is φ = 836352.

The previous prime is 3225653. The next prime is 3225667. The reversal of 3225660 is 665223.

It is an interprime number because it is at equal distance from previous prime (3225653) and next prime (3225667).

It is a self number, because there is not a number n which added to its sum of digits gives 3225660.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225667) 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, 1494 + ... + 2946.

It is an arithmetic number, because the mean of its divisors is an integer number (193382).

Almost surely, 2^3225660 is an apocalyptic number.

3225660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3225660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4641168).

3225660 is an abundant number, since it is smaller than the sum of its proper divisors (6056676).

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

3225660 is a wasteful number, since it uses less digits than its factorization.

3225660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3225660 is about 1796.0122494014. The cubic root of 3225660 is about 147.7540961585.

The spelling of 3225660 in words is "three million, two hundred twenty-five thousand, six hundred sixty".