9772164 has 30 divisors (see below), whose sum is σ = 25547214. Its totient is φ = 3257280.

The previous prime is 9772163. The next prime is 9772187. The reversal of 9772164 is 4612779.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9253764 + 518400 = 3042^2 + 720^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (9772163) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14757 + ... + 15404.

Almost surely, 2^9772164 is an apocalyptic number.

It is an amenable number.

9772164 is an abundant number, since it is smaller than the sum of its proper divisors (15775050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9772164 is a wasteful number, since it uses less digits than its factorization.

9772164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30177 (or 30166 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 9772164 is about 3126.0460649197. The cubic root of 9772164 is about 213.7946905632.

The spelling of 9772164 in words is "nine million, seven hundred seventy-two thousand, one hundred sixty-four".