1244726 has 16 divisors (see below), whose sum is σ = 2167296. Its totient is φ = 525096.

The previous prime is 1244713. The next prime is 1244729. The reversal of 1244726 is 6274421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1244695 and 1244704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275 + ... + 1601.

It is an arithmetic number, because the mean of its divisors is an integer number (135456).

2^1244726 is an apocalyptic number.

1244726 is a deficient number, since it is larger than the sum of its proper divisors (922570).

1244726 is a wasteful number, since it uses less digits than its factorization.

1244726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403.

The product of its digits is 2688, while the sum is 26.

The square root of 1244726 is about 1115.6728911289. The cubic root of 1244726 is about 107.5700210840.

The spelling of 1244726 in words is "one million, two hundred forty-four thousand, seven hundred twenty-six".