9261288 has 24 divisors (see below), whose sum is σ = 25082850. Its totient is φ = 3087072.

The previous prime is 9261233. The next prime is 9261293. The reversal of 9261288 is 8821629.

It can be written as a sum of positive squares in only one way, i.e., 7064964 + 2196324 = 2658^2 + 1482^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64243 + ... + 64386.

Almost surely, 2^9261288 is an apocalyptic number.

It is an amenable number.

9261288 is an abundant number, since it is smaller than the sum of its proper divisors (15821562).

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

9261288 is a wasteful number, since it uses less digits than its factorization.

9261288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128641 (or 128634 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 9261288 is about 3043.2364351131. The cubic root of 9261288 is about 210.0021768482.

The spelling of 9261288 in words is "nine million, two hundred sixty-one thousand, two hundred eighty-eight".