2420829443 has 4 divisors (see below), whose sum is σ = 2421741168. Its totient is φ = 2419917720.

The previous prime is 2420829409. The next prime is 2420829449. The reversal of 2420829443 is 3449280242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2420829443 - 2¹⁰ = 2420828419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2420829397 and 2420829406.

It is not an unprimeable number, because it can be changed into a prime (2420829449) 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 3 ways as a sum of consecutive naturals, for example, 451868 + ... + 457193.

It is an arithmetic number, because the mean of its divisors is an integer number (605435292).

Almost surely, 2^2420829443 is an apocalyptic number.

2420829443 is a deficient number, since it is larger than the sum of its proper divisors (911725).

2420829443 is an equidigital number, since it uses as much as digits as its factorization.

2420829443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911724.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 2420829443 is about 49201.9251960734. The cubic root of 2420829443 is about 1342.7280583355.

The spelling of 2420829443 in words is "two billion, four hundred twenty million, eight hundred twenty-nine thousand, four hundred forty-three".