7288227882 has 80 divisors (see below), whose sum is σ = 17758540800. Its totient is φ = 2220693408.

The previous prime is 7288227827. The next prime is 7288227883. The reversal of 7288227882 is 2887228827.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (7288227883) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 200119 + ... + 233717.

It is an arithmetic number, because the mean of its divisors is an integer number (221981760).

Almost surely, 2^7288227882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7288227882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8879270400).

7288227882 is an abundant number, since it is smaller than the sum of its proper divisors (10470312918).

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

7288227882 is a wasteful number, since it uses less digits than its factorization.

7288227882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33729 (or 33720 counting only the distinct ones).

The product of its digits is 3211264, while the sum is 54.

The square root of 7288227882 is about 85371.1185471996. The cubic root of 7288227882 is about 1938.8340925555.

The spelling of 7288227882 in words is "seven billion, two hundred eighty-eight million, two hundred twenty-seven thousand, eight hundred eighty-two".