2240663280 has 40 divisors (see below), whose sum is σ = 6946056912. Its totient is φ = 597510144.

The previous prime is 2240663239. The next prime is 2240663281. The reversal of 2240663280 is 823660422.

2240663280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240663281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4667809 + ... + 4668288.

Almost surely, 2^2240663280 is an apocalyptic number.

2240663280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2240663280 is an abundant number, since it is smaller than the sum of its proper divisors (4705393632).

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

2240663280 is a wasteful number, since it uses less digits than its factorization.

2240663280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9336113 (or 9336107 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 2240663280 is about 47335.6449200811. The cubic root of 2240663280 is about 1308.5556561439. Note that the first 3 decimals are identical.

The spelling of 2240663280 in words is "two billion, two hundred forty million, six hundred sixty-three thousand, two hundred eighty".