4220143517 has 8 divisors (see below), whose sum is σ = 4260240600. Its totient is φ = 4180071744.

The previous prime is 4220143507. The next prime is 4220143519. The reversal of 4220143517 is 7153410224.

It can be written as a sum of positive squares in 4 ways, for example, as 2158438681 + 2061704836 = 46459^2 + 45406^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4220143517 - 2³⁰ = 3146401693 is a prime.

It is a super-2 number, since 2×4220143517² = 35619222608154258578, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4220143517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220143519) 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 7 ways as a sum of consecutive naturals, for example, 593459 + ... + 600527.

It is an arithmetic number, because the mean of its divisors is an integer number (532530075).

Almost surely, 2^4220143517 is an apocalyptic number.

It is an amenable number.

4220143517 is a deficient number, since it is larger than the sum of its proper divisors (40097083).

4220143517 is a wasteful number, since it uses less digits than its factorization.

4220143517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12655.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4220143517 is about 64962.6316969995. The cubic root of 4220143517 is about 1616.0039085381.

The spelling of 4220143517 in words is "four billion, two hundred twenty million, one hundred forty-three thousand, five hundred seventeen".