1200726 has 24 divisors (see below), whose sum is σ = 2666664. Its totient is φ = 390240.

The previous prime is 1200701. The next prime is 1200739. The reversal of 1200726 is 6270021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200699 and 1200708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76 + ... + 1551.

It is an arithmetic number, because the mean of its divisors is an integer number (111111).

2^1200726 is an apocalyptic number.

1200726 is an abundant number, since it is smaller than the sum of its proper divisors (1465938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200726 is a wasteful number, since it uses less digits than its factorization.

1200726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1200726 is about 1095.7764370527. The cubic root of 1200726 is about 106.2872828791.

Adding to 1200726 its reverse (6270021), we get a palindrome (7470747).

The spelling of 1200726 in words is "one million, two hundred thousand, seven hundred twenty-six".