9722977 has 8 divisors (see below), whose sum is σ = 10648512. Its totient is φ = 8804400.

The previous prime is 9722969. The next prime is 9722981. The reversal of 9722977 is 7792279.

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

It is not a de Polignac number, because 9722977 - 2³ = 9722969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9722957) 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, 1452 + ... + 4642.

It is an arithmetic number, because the mean of its divisors is an integer number (1331064).

Almost surely, 2^9722977 is an apocalyptic number.

It is an amenable number.

9722977 is a deficient number, since it is larger than the sum of its proper divisors (925535).

9722977 is a wasteful number, since it uses less digits than its factorization.

9722977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479.

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

The square root of 9722977 is about 3118.1688536704. The cubic root of 9722977 is about 213.4353838466.

The spelling of 9722977 in words is "nine million, seven hundred twenty-two thousand, nine hundred seventy-seven".