9726223011 has 8 divisors (see below), whose sum is σ = 12970214400. Its totient is φ = 6483190152.

The previous prime is 9726223009. The next prime is 9726223033. The reversal of 9726223011 is 1103226279.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9726223011 - 2¹ = 9726223009 is a prime.

It is a super-2 number, since 2×9726223011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9726223051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215611 + ... + 256788.

It is an arithmetic number, because the mean of its divisors is an integer number (1621276800).

Almost surely, 2^9726223011 is an apocalyptic number.

9726223011 is a deficient number, since it is larger than the sum of its proper divisors (3243991389).

9726223011 is a wasteful number, since it uses less digits than its factorization.

9726223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479265.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 9726223011 is about 98621.6153335566. The cubic root of 9726223011 is about 2134.5913296923.

The spelling of 9726223011 in words is "nine billion, seven hundred twenty-six million, two hundred twenty-three thousand, eleven".