9557120 has 64 divisors (see below), whose sum is σ = 23225400. Its totient is φ = 3760128.

The previous prime is 9557117. The next prime is 9557129. The reversal of 9557120 is 217559.

9557120 = T₁₁₅ + T₁₁₆ + ... + T₃₈₈.

It can be written as a sum of positive squares in 4 ways, for example, as 8620096 + 937024 = 2936^2 + 968^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (9557129) 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, 69692 + ... + 69828.

Almost surely, 2^9557120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9557120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11612700).

9557120 is an abundant number, since it is smaller than the sum of its proper divisors (13668280).

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

9557120 is a wasteful number, since it uses less digits than its factorization.

9557120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 9557120 is about 3091.4592023832. The cubic root of 9557120 is about 212.2148054184.

The spelling of 9557120 in words is "nine million, five hundred fifty-seven thousand, one hundred twenty".