7206726 has 16 divisors (see below), whose sum is σ = 14471424. Its totient is φ = 2392584.

The previous prime is 7206701. The next prime is 7206737. The reversal of 7206726 is 6276027.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7206693 and 7206702.

It is a congruent number.

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, 706 + ... + 3861.

It is an arithmetic number, because the mean of its divisors is an integer number (904464).

Almost surely, 2^7206726 is an apocalyptic number.

7206726 is an abundant number, since it is smaller than the sum of its proper divisors (7264698).

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

7206726 is a wasteful number, since it uses less digits than its factorization.

7206726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4835.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 7206726 is about 2684.5345965362. The cubic root of 7206726 is about 193.1579867408.

The spelling of 7206726 in words is "seven million, two hundred six thousand, seven hundred twenty-six".