2530242520 has 64 divisors (see below), whose sum is σ = 6152267520. Its totient is φ = 930998784.

The previous prime is 2530242511. The next prime is 2530242529. The reversal of 2530242520 is 252420352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2530242511) and next prime (2530242529).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530242529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144057 + ... + 160663.

It is an arithmetic number, because the mean of its divisors is an integer number (96129180).

Almost surely, 2^2530242520 is an apocalyptic number.

2530242520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2530242520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3076133760).

2530242520 is an abundant number, since it is smaller than the sum of its proper divisors (3622025000).

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

2530242520 is a wasteful number, since it uses less digits than its factorization.

2530242520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16924 (or 16920 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 2530242520 is about 50301.5160805318. The cubic root of 2530242520 is about 1362.6596095038.

Adding to 2530242520 its reverse (252420352), we get a palindrome (2782662872).

The spelling of 2530242520 in words is "two billion, five hundred thirty million, two hundred forty-two thousand, five hundred twenty".