7266726 has 32 divisors (see below), whose sum is σ = 16589280. Its totient is φ = 2356128.

The previous prime is 7266719. The next prime is 7266737. The reversal of 7266726 is 6276627.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 180 + ... + 3816.

It is an arithmetic number, because the mean of its divisors is an integer number (518415).

Almost surely, 2^7266726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7266726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8294640).

7266726 is an abundant number, since it is smaller than the sum of its proper divisors (9322554).

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

7266726 is a wasteful number, since it uses less digits than its factorization.

7266726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685 (or 3679 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 7266726 is about 2695.6865544792. The cubic root of 7266726 is about 193.6925551516.

Subtracting from 7266726 its reverse (6276627), we obtain a palindrome (990099).

The spelling of 7266726 in words is "seven million, two hundred sixty-six thousand, seven hundred twenty-six".