1889674 has 8 divisors (see below), whose sum is σ = 2840580. Its totient is φ = 942816.

The previous prime is 1889653. The next prime is 1889677. The reversal of 1889674 is 4769881.

It can be written as a sum of positive squares in 2 ways, for example, as 1476225 + 413449 = 1215^2 + 643^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1889674.

It is not an unprimeable number, because it can be changed into a prime (1889677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822 + ... + 2110.

2^1889674 is an apocalyptic number.

1889674 is a deficient number, since it is larger than the sum of its proper divisors (950906).

1889674 is a wasteful number, since it uses less digits than its factorization.

1889674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024.

The product of its digits is 96768, while the sum is 43.

The square root of 1889674 is about 1374.6541383199. The cubic root of 1889674 is about 123.6314499135.

The spelling of 1889674 in words is "one million, eight hundred eighty-nine thousand, six hundred seventy-four".