2280518340 has 48 divisors (see below), whose sum is σ = 6387571008. Its totient is φ = 607936384.

The previous prime is 2280518311. The next prime is 2280518341. The reversal of 2280518340 is 438150822.

It is not an unprimeable number, because it can be changed into a prime (2280518341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294559 + ... + 302201.

It is an arithmetic number, because the mean of its divisors is an integer number (133074396).

Almost surely, 2^2280518340 is an apocalyptic number.

2280518340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2280518340 is an abundant number, since it is smaller than the sum of its proper divisors (4107052668).

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

2280518340 is a wasteful number, since it uses less digits than its factorization.

2280518340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12628 (or 12626 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 2280518340 is about 47754.7729551717. The cubic root of 2280518340 is about 1316.2686056917.

The spelling of 2280518340 in words is "two billion, two hundred eighty million, five hundred eighteen thousand, three hundred forty".