9977227 has 8 divisors (see below), whose sum is σ = 11007360. Its totient is φ = 8984640.

The previous prime is 9977213. The next prime is 9977237. The reversal of 9977227 is 7227799.

9977227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9977227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9977237) 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, 8827 + ... + 9892.

It is an arithmetic number, because the mean of its divisors is an integer number (1375920).

Almost surely, 2^9977227 is an apocalyptic number.

9977227 is a deficient number, since it is larger than the sum of its proper divisors (1030133).

9977227 is a wasteful number, since it uses less digits than its factorization.

9977227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18773.

The product of its digits is 111132, while the sum is 43.

The square root of 9977227 is about 3158.6748803889. The cubic root of 9977227 is about 215.2798015630.

It can be divided in two parts, 99772 and 27, that added together give a palindrome (99799).

The spelling of 9977227 in words is "nine million, nine hundred seventy-seven thousand, two hundred twenty-seven".