9961265 has 8 divisors (see below), whose sum is σ = 12156480. Its totient is φ = 7833712.

The previous prime is 9961249. The next prime is 9961267. The reversal of 9961265 is 5621699.

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 9961265 - 2⁴ = 9961249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9961267) 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, 16589 + ... + 17178.

It is an arithmetic number, because the mean of its divisors is an integer number (1519560).

Almost surely, 2^9961265 is an apocalyptic number.

It is an amenable number.

9961265 is a deficient number, since it is larger than the sum of its proper divisors (2195215).

9961265 is a wasteful number, since it uses less digits than its factorization.

9961265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33831.

The product of its digits is 29160, while the sum is 38.

The square root of 9961265 is about 3156.1471765429. The cubic root of 9961265 is about 215.1649356343.

The spelling of 9961265 in words is "nine million, nine hundred sixty-one thousand, two hundred sixty-five".