4218941620 has 24 divisors (see below), whose sum is σ = 8873583264. Its totient is φ = 1684946976.

The previous prime is 4218941611. The next prime is 4218941647. The reversal of 4218941620 is 261498124.

It is a self number, because there is not a number n which added to its sum of digits gives 4218941620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151174 + ... + 176893.

It is an arithmetic number, because the mean of its divisors is an integer number (369732636).

Almost surely, 2^4218941620 is an apocalyptic number.

It is an amenable number.

4218941620 is an abundant number, since it is smaller than the sum of its proper divisors (4654641644).

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

4218941620 is a wasteful number, since it uses less digits than its factorization.

4218941620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328719 (or 328717 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 4218941620 is about 64953.3803585310. The cubic root of 4218941620 is about 1615.8504813180.

The spelling of 4218941620 in words is "four billion, two hundred eighteen million, nine hundred forty-one thousand, six hundred twenty".