1894676338 has 16 divisors (see below), whose sum is σ = 2916158616. Its totient is φ = 922700160.

The previous prime is 1894676323. The next prime is 1894676369. The reversal of 1894676338 is 8336764981.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 211789809 + 1682886529 = 14553^2 + 41023^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31420 + ... + 69112.

Almost surely, 2^1894676338 is an apocalyptic number.

1894676338 is a deficient number, since it is larger than the sum of its proper divisors (1021482278).

1894676338 is a wasteful number, since it uses less digits than its factorization.

1894676338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38349.

The product of its digits is 5225472, while the sum is 55.

The square root of 1894676338 is about 43527.8800081052. The cubic root of 1894676338 is about 1237.4044603043.

The spelling of 1894676338 in words is "one billion, eight hundred ninety-four million, six hundred seventy-six thousand, three hundred thirty-eight".