2420240434 has 8 divisors (see below), whose sum is σ = 3645942300. Its totient is φ = 1204926336.

The previous prime is 2420240429. The next prime is 2420240437. The reversal of 2420240434 is 4340420242.

It can be written as a sum of positive squares in 2 ways, for example, as 2416017409 + 4223025 = 49153^2 + 2055^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2420240399 and 2420240408.

It is not an unprimeable number, because it can be changed into a prime (2420240437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2596359 + ... + 2597290.

Almost surely, 2^2420240434 is an apocalyptic number.

2420240434 is a deficient number, since it is larger than the sum of its proper divisors (1225701866).

2420240434 is a wasteful number, since it uses less digits than its factorization.

2420240434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193884.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 2420240434 is about 49195.9392023366. The cubic root of 2420240434 is about 1342.6191503378.

Adding to 2420240434 its reverse (4340420242), we get a palindrome (6760660676).

The spelling of 2420240434 in words is "two billion, four hundred twenty million, two hundred forty thousand, four hundred thirty-four".