9665461 has 8 divisors (see below), whose sum is σ = 10433304. Its totient is φ = 8901120.

The previous prime is 9665449. The next prime is 9665477. The reversal of 9665461 is 1645669.

It can be written as a sum of positive squares in 4 ways, for example, as 86436 + 9579025 = 294^2 + 3095^2 .

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 9665461 - 2⁵ = 9665429 is a prime.

It is a super-2 number, since 2×9665461² = 186842272685042, which contains 22 as substring.

It is a Duffinian number.

9665461 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 9665461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9665431) 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, 9405 + ... + 10381.

It is an arithmetic number, because the mean of its divisors is an integer number (1304163).

Almost surely, 2^9665461 is an apocalyptic number.

It is an amenable number.

9665461 is a deficient number, since it is larger than the sum of its proper divisors (767843).

9665461 is a wasteful number, since it uses less digits than its factorization.

9665461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751.

The product of its digits is 38880, while the sum is 37.

The square root of 9665461 is about 3108.9324534316. The cubic root of 9665461 is about 213.0136942271.

The spelling of 9665461 in words is "nine million, six hundred sixty-five thousand, four hundred sixty-one".