2089691574 has 8 divisors (see below), whose sum is σ = 4179383160. Its totient is φ = 696563856.

The previous prime is 2089691563. The next prime is 2089691621. The reversal of 2089691574 is 4751969802.

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

2089691574 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 174140959 + ... + 174140970.

It is an arithmetic number, because the mean of its divisors is an integer number (522422895).

Almost surely, 2^2089691574 is an apocalyptic number.

2089691574 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.

2089691574 is a wasteful number, since it uses less digits than its factorization.

2089691574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348281934.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 2089691574 is about 45713.1444335215. The cubic root of 2089691574 is about 1278.4803690350.

The spelling of 2089691574 in words is "two billion, eighty-nine million, six hundred ninety-one thousand, five hundred seventy-four".