1726006 has 4 divisors (see below), whose sum is σ = 2589012. Its totient is φ = 863002.

The previous prime is 1726003. The next prime is 1726009. The reversal of 1726006 is 6006271.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1726003) and next prime (1726009).

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1726003) 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 as a sum of consecutive naturals, namely, 431500 + ... + 431503.

It is an arithmetic number, because the mean of its divisors is an integer number (647253).

2^1726006 is an apocalyptic number.

1726006 is a deficient number, since it is larger than the sum of its proper divisors (863006).

1726006 is an equidigital number, since it uses as much as digits as its factorization.

1726006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863005.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1726006 is about 1313.7754754904. The cubic root of 1726006 is about 119.9538248270.

The spelling of 1726006 in words is "one million, seven hundred twenty-six thousand, six".