4052420643 has 8 divisors (see below), whose sum is σ = 5687608000. Its totient is φ = 2559423528.

The previous prime is 4052420641. The next prime is 4052420653. The reversal of 4052420643 is 3460242504.

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

It is not a de Polignac number, because 4052420643 - 2¹ = 4052420641 is a prime.

It is a super-2 number, since 2×4052420643² = 32844226135625066898, 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 4052420643.

It is not an unprimeable number, because it can be changed into a prime (4052420641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35547493 + ... + 35547606.

It is an arithmetic number, because the mean of its divisors is an integer number (710951000).

Almost surely, 2^4052420643 is an apocalyptic number.

4052420643 is a deficient number, since it is larger than the sum of its proper divisors (1635187357).

4052420643 is a wasteful number, since it uses less digits than its factorization.

4052420643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71095121.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 4052420643 is about 63658.6258334250. The cubic root of 4052420643 is about 1594.3053605288.

The spelling of 4052420643 in words is "four billion, fifty-two million, four hundred twenty thousand, six hundred forty-three".