2085858582 has 32 divisors (see below), whose sum is σ = 4322786400. Its totient is φ = 670188288.

The previous prime is 2085858563. The next prime is 2085858587. The reversal of 2085858582 is 2858585802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085858587) 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 15 ways as a sum of consecutive naturals, for example, 97644 + ... + 117072.

It is an arithmetic number, because the mean of its divisors is an integer number (135087075).

Almost surely, 2^2085858582 is an apocalyptic number.

2085858582 is an abundant number, since it is smaller than the sum of its proper divisors (2236927818).

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

2085858582 is a wasteful number, since it uses less digits than its factorization.

2085858582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20080.

The product of its (nonzero) digits is 2048000, while the sum is 51.

The square root of 2085858582 is about 45671.2007943737. The cubic root of 2085858582 is about 1277.6982114645.

The spelling of 2085858582 in words is "two billion, eighty-five million, eight hundred fifty-eight thousand, five hundred eighty-two".