1223006 has 8 divisors (see below), whose sum is σ = 1877304. Its totient is φ = 597240.

The previous prime is 1223003. The next prime is 1223021. The reversal of 1223006 is 6003221.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223003) 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, 7025 + ... + 7196.

It is an arithmetic number, because the mean of its divisors is an integer number (234663).

2^1223006 is an apocalyptic number.

1223006 is a deficient number, since it is larger than the sum of its proper divisors (654298).

1223006 is a wasteful number, since it uses less digits than its factorization.

1223006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14266.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1223006 is about 1105.8960168117. The cubic root of 1223006 is about 106.9406606084.

Adding to 1223006 its reverse (6003221), we get a palindrome (7226227).

The spelling of 1223006 in words is "one million, two hundred twenty-three thousand, six".