1725985 has 8 divisors (see below), whose sum is σ = 2096640. Its totient is φ = 1363824.

The previous prime is 1725967. The next prime is 1725991. The reversal of 1725985 is 5895271.

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

It is a cyclic number.

It is not a de Polignac number, because 1725985 - 2⁵ = 1725953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665 + ... + 2494.

It is an arithmetic number, because the mean of its divisors is an integer number (262080).

2^1725985 is an apocalyptic number.

It is an amenable number.

1725985 is a deficient number, since it is larger than the sum of its proper divisors (370655).

1725985 is an equidigital number, since it uses as much as digits as its factorization.

1725985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247.

The product of its digits is 25200, while the sum is 37.

The square root of 1725985 is about 1313.7674832329. The cubic root of 1725985 is about 119.9533383396.

The spelling of 1725985 in words is "one million, seven hundred twenty-five thousand, nine hundred eighty-five".