4022666500 has 48 divisors (see below), whose sum is σ = 8884315440. Its totient is φ = 1590969600.

The previous prime is 4022666447. The next prime is 4022666521. The reversal of 4022666500 is 56662204.

It can be written as a sum of positive squares in 8 ways, for example, as 3301421764 + 721244736 = 57458^2 + 26856^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699 + ... + 89698.

It is an arithmetic number, because the mean of its divisors is an integer number (185089905).

Almost surely, 2^4022666500 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 4022666500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4442157720).

4022666500 is an abundant number, since it is smaller than the sum of its proper divisors (4861648940).

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

4022666500 is a wasteful number, since it uses less digits than its factorization.

4022666500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90505 (or 90493 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 4022666500 is about 63424.4944796567. The cubic root of 4022666500 is about 1590.3938082860.

The spelling of 4022666500 in words is "four billion, twenty-two million, six hundred sixty-six thousand, five hundred".