2542524330 has 64 divisors (see below), whose sum is σ = 6442128000. Its totient is φ = 640431360.

The previous prime is 2542524323. The next prime is 2542524331. The reversal of 2542524330 is 334252452.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2542524331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192540 + ... + 205320.

It is an arithmetic number, because the mean of its divisors is an integer number (100658250).

Almost surely, 2^2542524330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2542524330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3221064000).

2542524330 is an abundant number, since it is smaller than the sum of its proper divisors (3899603670).

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

2542524330 is a wasteful number, since it uses less digits than its factorization.

2542524330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13159.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 2542524330 is about 50423.4501992872. The cubic root of 2542524330 is about 1364.8608372934.

Adding to 2542524330 its reverse (334252452), we get a palindrome (2876776782).

The spelling of 2542524330 in words is "two billion, five hundred forty-two million, five hundred twenty-four thousand, three hundred thirty".