2247440259 has 4 divisors (see below), whose sum is σ = 2996587016. Its totient is φ = 1498293504.

The previous prime is 2247440243. The next prime is 2247440267. The reversal of 2247440259 is 9520447422.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2247440259 - 2⁴ = 2247440243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2247440659) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 374573374 + ... + 374573379.

It is an arithmetic number, because the mean of its divisors is an integer number (749146754).

Almost surely, 2^2247440259 is an apocalyptic number.

2247440259 is a deficient number, since it is larger than the sum of its proper divisors (749146757).

2247440259 is an equidigital number, since it uses as much as digits as its factorization.

2247440259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749146756.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 2247440259 is about 47407.1751847756. The cubic root of 2247440259 is about 1309.8735886023.

The spelling of 2247440259 in words is "two billion, two hundred forty-seven million, four hundred forty thousand, two hundred fifty-nine".