9660739 has 8 divisors (see below), whose sum is σ = 10584000. Its totient is φ = 8745000.

The previous prime is 9660731. The next prime is 9660769. The reversal of 9660739 is 9370669.

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

It is not a de Polignac number, because 9660739 - 2³ = 9660731 is a prime.

It is a super-2 number, since 2×9660739² = 186659756052242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9660731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012 + ... + 4510.

It is an arithmetic number, because the mean of its divisors is an integer number (1323000).

Almost surely, 2^9660739 is an apocalyptic number.

9660739 is a deficient number, since it is larger than the sum of its proper divisors (923261).

9660739 is a wasteful number, since it uses less digits than its factorization.

9660739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 9660739 is about 3108.1729359867. The cubic root of 9660739 is about 212.9789997443.

It can be divided in two parts, 96607 and 39, that multiplied together give a palindrome (3767673).

The spelling of 9660739 in words is "nine million, six hundred sixty thousand, seven hundred thirty-nine".