9661039 has 8 divisors (see below), whose sum is σ = 9910080. Its totient is φ = 9415296.

The previous prime is 9661037. The next prime is 9661079. The reversal of 9661039 is 9301669.

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

It is a cyclic number.

It is not a de Polignac number, because 9661039 - 2¹ = 9661037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9660995 and 9661013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9661037) 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, 5754 + ... + 7240.

It is an arithmetic number, because the mean of its divisors is an integer number (1238760).

Almost surely, 2^9661039 is an apocalyptic number.

9661039 is a deficient number, since it is larger than the sum of its proper divisors (249041).

9661039 is a wasteful number, since it uses less digits than its factorization.

9661039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 9661039 is about 3108.2211954750. The cubic root of 9661039 is about 212.9812043044.

The spelling of 9661039 in words is "nine million, six hundred sixty-one thousand, thirty-nine".