8240228280 has 64 divisors (see below), whose sum is σ = 27467431200. Its totient is φ = 2197393920.

The previous prime is 8240228267. The next prime is 8240228299. The reversal of 8240228280 is 828220428.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3813841 + ... + 3816000.

Almost surely, 2^8240228280 is an apocalyptic number.

It is an amenable number.

8240228280 is an abundant number, since it is smaller than the sum of its proper divisors (19227202920).

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

8240228280 is a wasteful number, since it uses less digits than its factorization.

8240228280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7629861 (or 7629851 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 36.

The square root of 8240228280 is about 90775.7031369077. The cubic root of 8240228280 is about 2019.8219200592.

The spelling of 8240228280 in words is "eight billion, two hundred forty million, two hundred twenty-eight thousand, two hundred eighty".