2520604887 has 8 divisors (see below), whose sum is σ = 3373586304. Its totient is φ = 1674013368.

The previous prime is 2520604883. The next prime is 2520604901. The reversal of 2520604887 is 7884060252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2520604887 - 2² = 2520604883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520604883) 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 7 ways as a sum of consecutive naturals, for example, 1596553 + ... + 1598130.

It is an arithmetic number, because the mean of its divisors is an integer number (421698288).

Almost surely, 2^2520604887 is an apocalyptic number.

2520604887 is a deficient number, since it is larger than the sum of its proper divisors (852981417).

2520604887 is a wasteful number, since it uses less digits than its factorization.

2520604887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194949.

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 2520604887 is about 50205.6260492786. The cubic root of 2520604887 is about 1360.9272956142.

The spelling of 2520604887 in words is "two billion, five hundred twenty million, six hundred four thousand, eight hundred eighty-seven".