3453166220 has 72 divisors (see below), whose sum is σ = 8461008864. Its totient is φ = 1183827456.

The previous prime is 3453166217. The next prime is 3453166237. The reversal of 3453166220 is 226613543.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 331004 + ... + 341276.

It is an arithmetic number, because the mean of its divisors is an integer number (117514012).

Almost surely, 2^3453166220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3453166220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4230504432).

3453166220 is an abundant number, since it is smaller than the sum of its proper divisors (5007842644).

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

3453166220 is an equidigital number, since it uses as much as digits as its factorization.

3453166220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10317 (or 10287 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 3453166220 is about 58763.6470958024. The cubic root of 3453166220 is about 1511.4919131884.

Adding to 3453166220 its reverse (226613543), we get a palindrome (3679779763).

The spelling of 3453166220 in words is "three billion, four hundred fifty-three million, one hundred sixty-six thousand, two hundred twenty".