2268232440 has 64 divisors (see below), whose sum is σ = 6821811360. Its totient is φ = 603340800.

The previous prime is 2268232411. The next prime is 2268232481. The reversal of 2268232440 is 442328622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24552 + ... + 71688.

Almost surely, 2^2268232440 is an apocalyptic number.

2268232440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2268232440 is an abundant number, since it is smaller than the sum of its proper divisors (4553578920).

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

2268232440 is a wasteful number, since it uses less digits than its factorization.

2268232440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47552 (or 47548 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 2268232440 is about 47625.9639272530. The cubic root of 2268232440 is about 1313.9006247113.

The spelling of 2268232440 in words is "two billion, two hundred sixty-eight million, two hundred thirty-two thousand, four hundred forty".