9961465 has 8 divisors (see below), whose sum is σ = 11976840. Its totient is φ = 7953792.

The previous prime is 9961463. The next prime is 9961487. The reversal of 9961465 is 5641699.

It can be written as a sum of positive squares in 4 ways, for example, as 76729 + 9884736 = 277^2 + 3144^2 .

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 9961465 - 2¹ = 9961463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9961463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471 + ... + 4699.

It is an arithmetic number, because the mean of its divisors is an integer number (1497105).

Almost surely, 2^9961465 is an apocalyptic number.

It is an amenable number.

9961465 is a deficient number, since it is larger than the sum of its proper divisors (2015375).

9961465 is a wasteful number, since it uses less digits than its factorization.

9961465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3851.

The product of its digits is 58320, while the sum is 40.

The square root of 9961465 is about 3156.1788605844. The cubic root of 9961465 is about 215.1663756354.

The spelling of 9961465 in words is "nine million, nine hundred sixty-one thousand, four hundred sixty-five".