9729390336 has 36 divisors (see below), whose sum is σ = 25894369032. Its totient is φ = 3243129856.

The previous prime is 9729390317. The next prime is 9729390337. The reversal of 9729390336 is 6330939279.

It is a super-2 number, since 2×9729390336² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9729390337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6333471 + ... + 6335006.

Almost surely, 2^9729390336 is an apocalyptic number.

9729390336 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9729390336 is an abundant number, since it is smaller than the sum of its proper divisors (16164978696).

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

9729390336 is a wasteful number, since it uses less digits than its factorization.

9729390336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12668496 (or 12668482 counting only the distinct ones).

The product of its (nonzero) digits is 1653372, while the sum is 51.

The square root of 9729390336 is about 98637.6719919930. The cubic root of 9729390336 is about 2134.8230130056.

It can be divided in two parts, 9729 and 390336, that added together give a triangular number (400065 = T₈₉₄).

The spelling of 9729390336 in words is "nine billion, seven hundred twenty-nine million, three hundred ninety thousand, three hundred thirty-six".