2585344434 has 32 divisors (see below), whose sum is σ = 5222676096. Its totient is φ = 853157760.

The previous prime is 2585344429. The next prime is 2585344471. The reversal of 2585344434 is 4344435852.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259819 + ... + 269585.

It is an arithmetic number, because the mean of its divisors is an integer number (163208628).

Almost surely, 2^2585344434 is an apocalyptic number.

2585344434 is an abundant number, since it is smaller than the sum of its proper divisors (2637331662).

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

2585344434 is a wasteful number, since it uses less digits than its factorization.

2585344434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10210.

The product of its digits is 921600, while the sum is 42.

The square root of 2585344434 is about 50846.2824009779. The cubic root of 2585344434 is about 1372.4803547276.

The spelling of 2585344434 in words is "two billion, five hundred eighty-five million, three hundred forty-four thousand, four hundred thirty-four".