1689094 has 8 divisors (see below), whose sum is σ = 2764008. Its totient is φ = 767760.

The previous prime is 1689071. The next prime is 1689109. The reversal of 1689094 is 4909861.

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

It is a congruent number.

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, 38367 + ... + 38410.

It is an arithmetic number, because the mean of its divisors is an integer number (345501).

2^1689094 is an apocalyptic number.

1689094 is a deficient number, since it is larger than the sum of its proper divisors (1074914).

1689094 is a wasteful number, since it uses less digits than its factorization.

1689094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76790.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1689094 is about 1299.6514917469. The cubic root of 1689094 is about 119.0925532826.

The spelling of 1689094 in words is "one million, six hundred eighty-nine thousand, ninety-four".