2529857484 has 72 divisors (see below), whose sum is σ = 7972892928. Its totient is φ = 657105120.

The previous prime is 2529857483. The next prime is 2529857497. The reversal of 2529857484 is 4847589252.

2529857484 is a `hidden beast` number, since 25 + 2 + 98 + 57 + 484 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2529857484.

It is not an unprimeable number, because it can be changed into a prime (2529857483) 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 23 ways as a sum of consecutive naturals, for example, 453552 + ... + 459095.

It is an arithmetic number, because the mean of its divisors is an integer number (110734624).

Almost surely, 2^2529857484 is an apocalyptic number.

It is an amenable number.

2529857484 is an abundant number, since it is smaller than the sum of its proper divisors (5443035444).

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

2529857484 is a wasteful number, since it uses less digits than its factorization.

2529857484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912675 (or 912670 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 2529857484 is about 50297.6886546489. The cubic root of 2529857484 is about 1362.5904857449.

The spelling of 2529857484 in words is "two billion, five hundred twenty-nine million, eight hundred fifty-seven thousand, four hundred eighty-four".