2520534330 has 96 divisors (see below), whose sum is σ = 6762921984. Its totient is φ = 650953728.

The previous prime is 2520534307. The next prime is 2520534337. The reversal of 2520534330 is 334350252.

2520534330 is a `hidden beast` number, since 25 + 205 + 3 + 433 + 0 = 666.

2520534330 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2520534294 and 2520534303.

It is not an unprimeable number, because it can be changed into a prime (2520534337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 407239 + ... + 413381.

It is an arithmetic number, because the mean of its divisors is an integer number (70447104).

Almost surely, 2^2520534330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2520534330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3381460992).

2520534330 is an abundant number, since it is smaller than the sum of its proper divisors (4242387654).

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

2520534330 is a wasteful number, since it uses less digits than its factorization.

2520534330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300 (or 6297 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 2520534330 is about 50204.9233641483. The cubic root of 2520534330 is about 1360.9145970957.

Adding to 2520534330 its reverse (334350252), we get a palindrome (2854884582).

The spelling of 2520534330 in words is "two billion, five hundred twenty million, five hundred thirty-four thousand, three hundred thirty".