2089185694 has 32 divisors (see below), whose sum is σ = 3319691040. Its totient is φ = 984547200.

The previous prime is 2089185691. The next prime is 2089185727. The reversal of 2089185694 is 4965819802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089185691) 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, 647004 + ... + 650224.

It is an arithmetic number, because the mean of its divisors is an integer number (103740345).

Almost surely, 2^2089185694 is an apocalyptic number.

2089185694 is a deficient number, since it is larger than the sum of its proper divisors (1230505346).

2089185694 is a wasteful number, since it uses less digits than its factorization.

2089185694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3516.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The square root of 2089185694 is about 45707.6108979675. The cubic root of 2089185694 is about 1278.3771943442.

The spelling of 2089185694 in words is "two billion, eighty-nine million, one hundred eighty-five thousand, six hundred ninety-four".