2085507834 has 8 divisors (see below), whose sum is σ = 4171015680. Its totient is φ = 695169276.

The previous prime is 2085507821. The next prime is 2085507841. The reversal of 2085507834 is 4387055802.

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

2085507834 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173792314 + ... + 173792325.

It is an arithmetic number, because the mean of its divisors is an integer number (521376960).

Almost surely, 2^2085507834 is an apocalyptic number.

2085507834 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2085507834 is a wasteful number, since it uses less digits than its factorization.

2085507834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347584644.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 2085507834 is about 45667.3607076214. The cubic root of 2085507834 is about 1277.6265902437.

The spelling of 2085507834 in words is "two billion, eighty-five million, five hundred seven thousand, eight hundred thirty-four".