9960247 has 4 divisors (see below), whose sum is σ = 10865736. Its totient is φ = 9054760.

The previous prime is 9960239. The next prime is 9960259. The reversal of 9960247 is 7420699.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9960247 - 2³ = 9960239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9960217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452728 + ... + 452749.

It is an arithmetic number, because the mean of its divisors is an integer number (2716434).

Almost surely, 2^9960247 is an apocalyptic number.

9960247 is a deficient number, since it is larger than the sum of its proper divisors (905489).

9960247 is a wasteful number, since it uses less digits than its factorization.

9960247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905488.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 9960247 is about 3155.9858998418. The cubic root of 9960247 is about 215.1576057297.

The spelling of 9960247 in words is "nine million, nine hundred sixty thousand, two hundred forty-seven".