2089185746 has 8 divisors (see below), whose sum is σ = 3134075004. Its totient is φ = 1044494080.

The previous prime is 2089185739. The next prime is 2089185809. The reversal of 2089185746 is 6475819802.

It can be written as a sum of positive squares in 2 ways, for example, as 2079816025 + 9369721 = 45605^2 + 3061^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2089185694 and 2089185703.

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, 19295 + ... + 67458.

Almost surely, 2^2089185746 is an apocalyptic number.

2089185746 is a deficient number, since it is larger than the sum of its proper divisors (1044889258).

2089185746 is a wasteful number, since it uses less digits than its factorization.

2089185746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98796.

The product of its (nonzero) digits is 967680, while the sum is 50.

The square root of 2089185746 is about 45707.6114668006. The cubic root of 2089185746 is about 1278.3772049505.

The spelling of 2089185746 in words is "two billion, eighty-nine million, one hundred eighty-five thousand, seven hundred forty-six".