2240404305 has 16 divisors (see below), whose sum is σ = 3585563520. Its totient is φ = 1194576768.

The previous prime is 2240404297. The next prime is 2240404351. The reversal of 2240404305 is 5034040422.

It is not a de Polignac number, because 2240404305 - 2³ = 2240404297 is a prime.

It is a super-2 number, since 2×2240404305² = 10038822899725066050, which contains 22 as substring.

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, 49461 + ... + 83229.

It is an arithmetic number, because the mean of its divisors is an integer number (224097720).

Almost surely, 2^2240404305 is an apocalyptic number.

It is an amenable number.

2240404305 is a deficient number, since it is larger than the sum of its proper divisors (1345159215).

2240404305 is a wasteful number, since it uses less digits than its factorization.

2240404305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38200.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 2240404305 is about 47332.9093232182. The cubic root of 2240404305 is about 1308.5052400817.

Adding to 2240404305 its reverse (5034040422), we get a palindrome (7274444727).

The spelling of 2240404305 in words is "two billion, two hundred forty million, four hundred four thousand, three hundred five".