9920271 has 8 divisors (see below), whose sum is σ = 13316400. Its totient is φ = 6568832.

The previous prime is 9920257. The next prime is 9920293. The reversal of 9920271 is 1720299.

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 9920271 - 2¹³ = 9912079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9920371) 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, 10650 + ... + 11543.

It is an arithmetic number, because the mean of its divisors is an integer number (1664550).

Almost surely, 2^9920271 is an apocalyptic number.

9920271 is a deficient number, since it is larger than the sum of its proper divisors (3396129).

9920271 is a wasteful number, since it uses less digits than its factorization.

9920271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22345.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 9920271 is about 3149.6461706039. The cubic root of 9920271 is about 214.8693708019.

The spelling of 9920271 in words is "nine million, nine hundred twenty thousand, two hundred seventy-one".