2585467213 has 6 divisors (see below), whose sum is σ = 3007584366. Its totient is φ = 2216114712.

The previous prime is 2585467187. The next prime is 2585467217. The reversal of 2585467213 is 3127645852.

It can be written as a sum of positive squares in only one way, i.e., 2377732644 + 207734569 = 48762^2 + 14413^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2585467213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2585467213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585467217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26382270 + ... + 26382367.

It is an arithmetic number, because the mean of its divisors is an integer number (501264061).

Almost surely, 2^2585467213 is an apocalyptic number.

It is an amenable number.

2585467213 is a deficient number, since it is larger than the sum of its proper divisors (422117153).

2585467213 is an equidigital number, since it uses as much as digits as its factorization.

2585467213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52764651 (or 52764644 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 2585467213 is about 50847.4897413825. The cubic root of 2585467213 is about 1372.5020809234.

The spelling of 2585467213 in words is "two billion, five hundred eighty-five million, four hundred sixty-seven thousand, two hundred thirteen".