4205726620 has 12 divisors (see below), whose sum is σ = 8832025944. Its totient is φ = 1682290640.

The previous prime is 4205726599. The next prime is 4205726621. The reversal of 4205726620 is 266275024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4205726621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105143146 + ... + 105143185.

It is an arithmetic number, because the mean of its divisors is an integer number (736002162).

Almost surely, 2^4205726620 is an apocalyptic number.

It is an amenable number.

4205726620 is an abundant number, since it is smaller than the sum of its proper divisors (4626299324).

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

4205726620 is a wasteful number, since it uses less digits than its factorization.

4205726620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210286340 (or 210286338 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 4205726620 is about 64851.5737665633. The cubic root of 4205726620 is about 1614.1616060753.

The spelling of 4205726620 in words is "four billion, two hundred five million, seven hundred twenty-six thousand, six hundred twenty".