9789375288 has 96 divisors (see below), whose sum is σ = 30743556480. Its totient is φ = 2542689600.

The previous prime is 9789375287. The next prime is 9789375341. The reversal of 9789375288 is 8825739879.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9789375283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 220458 + ... + 261113.

It is an arithmetic number, because the mean of its divisors is an integer number (320245380).

Almost surely, 2^9789375288 is an apocalyptic number.

It is an amenable number.

9789375288 is an abundant number, since it is smaller than the sum of its proper divisors (20954181192).

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

9789375288 is a wasteful number, since it uses less digits than its factorization.

9789375288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481609 (or 481594 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 66.

The square root of 9789375288 is about 98941.2719142017. The cubic root of 9789375288 is about 2139.2013271414.

The spelling of 9789375288 in words is "nine billion, seven hundred eighty-nine million, three hundred seventy-five thousand, two hundred eighty-eight".