9555980 has 60 divisors (see below), whose sum is σ = 23528400. Its totient is φ = 3259872.

The previous prime is 9555943. The next prime is 9555983. The reversal of 9555980 is 895559.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9555983) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 47921 + ... + 48119.

It is an arithmetic number, because the mean of its divisors is an integer number (392140).

Almost surely, 2^9555980 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 9555980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11764200).

9555980 is an abundant number, since it is smaller than the sum of its proper divisors (13972420).

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

9555980 is a wasteful number, since it uses less digits than its factorization.

9555980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 41.

The square root of 9555980 is about 3091.2748179352. The cubic root of 9555980 is about 212.2063672244.

The spelling of 9555980 in words is "nine million, five hundred fifty-five thousand, nine hundred eighty".