2527985 has 8 divisors (see below), whose sum is σ = 3212136. Its totient is φ = 1903360.

The previous prime is 2527981. The next prime is 2527997. The reversal of 2527985 is 5897252.

2527985 = 256² + 257² + ... + 289².

2527985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1032256 + 1495729 = 1016^2 + 1223^2 .

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

It is not a de Polignac number, because 2527985 - 2² = 2527981 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2527981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14786 + ... + 14955.

It is an arithmetic number, because the mean of its divisors is an integer number (401517).

2^2527985 is an apocalyptic number.

It is an amenable number.

2527985 is a deficient number, since it is larger than the sum of its proper divisors (684151).

2527985 is a wasteful number, since it uses less digits than its factorization.

2527985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29763.

The product of its digits is 50400, while the sum is 38.

The square root of 2527985 is about 1589.9638360667. The cubic root of 2527985 is about 136.2254227195.

The spelling of 2527985 in words is "two million, five hundred twenty-seven thousand, nine hundred eighty-five".