2423440520 has 32 divisors (see below), whose sum is σ = 5457288600. Its totient is φ = 968567808.

The previous prime is 2423440511. The next prime is 2423440573. The reversal of 2423440520 is 250443242.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1981852324 + 441588196 = 44518^2 + 21014^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2423440520.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24512 + ... + 73808.

Almost surely, 2^2423440520 is an apocalyptic number.

2423440520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2423440520 is an abundant number, since it is smaller than the sum of its proper divisors (3033848080).

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

2423440520 is a wasteful number, since it uses less digits than its factorization.

2423440520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50537 (or 50533 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2423440520 is about 49228.4523421161. The cubic root of 2423440520 is about 1343.2106348918.

Adding to 2423440520 its reverse (250443242), we get a palindrome (2673883762).

The spelling of 2423440520 in words is "two billion, four hundred twenty-three million, four hundred forty thousand, five hundred twenty".