9813726 has 48 divisors (see below), whose sum is σ = 24255504. Its totient is φ = 2840832.

The previous prime is 9813703. The next prime is 9813731. The reversal of 9813726 is 6273189.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2745 + ... + 5211.

It is an arithmetic number, because the mean of its divisors is an integer number (505323).

Almost surely, 2^9813726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9813726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12127752).

9813726 is an abundant number, since it is smaller than the sum of its proper divisors (14441778).

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

9813726 is a wasteful number, since it uses less digits than its factorization.

9813726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505 (or 2502 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 9813726 is about 3132.6867063273. The cubic root of 9813726 is about 214.0973586758.

It can be divided in two parts, 98 and 13726, that added together give a cube (13824 = 24³).

The spelling of 9813726 in words is "nine million, eight hundred thirteen thousand, seven hundred twenty-six".