9712726390 has 8 divisors (see below), whose sum is σ = 17482907520. Its totient is φ = 3885090552.

The previous prime is 9712726357. The next prime is 9712726409. The reversal of 9712726390 is 936272179.

9712726390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9712726390.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485636310 + ... + 485636329.

It is an arithmetic number, because the mean of its divisors is an integer number (2185363440).

Almost surely, 2^9712726390 is an apocalyptic number.

9712726390 is a deficient number, since it is larger than the sum of its proper divisors (7770181130).

9712726390 is a wasteful number, since it uses less digits than its factorization.

9712726390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971272646.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 9712726390 is about 98553.1652967067. The cubic root of 9712726390 is about 2133.6035153954.

The spelling of 9712726390 in words is "nine billion, seven hundred twelve million, seven hundred twenty-six thousand, three hundred ninety".