2089784938 has 8 divisors (see below), whose sum is σ = 3219398532. Its totient is φ = 1016652096.

The previous prime is 2089784933. The next prime is 2089784941. The reversal of 2089784938 is 8394879802.

It can be written as a sum of positive squares in 2 ways, for example, as 1541897289 + 547887649 = 39267^2 + 23407^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2089784933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14120095 + ... + 14120242.

Almost surely, 2^2089784938 is an apocalyptic number.

2089784938 is a deficient number, since it is larger than the sum of its proper divisors (1129613594).

2089784938 is a wasteful number, since it uses less digits than its factorization.

2089784938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28240376.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The square root of 2089784938 is about 45714.1656163601. The cubic root of 2089784938 is about 1278.4994088884.

The spelling of 2089784938 in words is "two billion, eighty-nine million, seven hundred eighty-four thousand, nine hundred thirty-eight".