7326726 has 32 divisors (see below), whose sum is σ = 16505856. Its totient is φ = 2148000.

The previous prime is 7326721. The next prime is 7326731. The reversal of 7326726 is 6276237.

It is an interprime number because it is at equal distance from previous prime (7326721) and next prime (7326731).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7326721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256 + ... + 3836.

It is an arithmetic number, because the mean of its divisors is an integer number (515808).

Almost surely, 2^7326726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7326726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8252928).

7326726 is an abundant number, since it is smaller than the sum of its proper divisors (9179130).

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

7326726 is a wasteful number, since it uses less digits than its factorization.

7326726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628.

The product of its digits is 21168, while the sum is 33.

The square root of 7326726 is about 2706.7925668584. The cubic root of 7326726 is about 194.2241890476.

The spelling of 7326726 in words is "seven million, three hundred twenty-six thousand, seven hundred twenty-six".