2220346604 has 72 divisors (see below), whose sum is σ = 4827070080. Its totient is φ = 889056000.

The previous prime is 2220346559. The next prime is 2220346619. The reversal of 2220346604 is 4066430222.

2220346604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 169904 + ... + 182504.

It is an arithmetic number, because the mean of its divisors is an integer number (67042640).

Almost surely, 2^2220346604 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 2220346604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2413535040).

2220346604 is an abundant number, since it is smaller than the sum of its proper divisors (2606723476).

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

2220346604 is a wasteful number, since it uses less digits than its factorization.

2220346604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12679 (or 12670 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 2220346604 is about 47120.5539441123. The cubic root of 2220346604 is about 1304.5886371948.

Adding to 2220346604 its reverse (4066430222), we get a palindrome (6286776826).

The spelling of 2220346604 in words is "two billion, two hundred twenty million, three hundred forty-six thousand, six hundred four".