2240399873 has 2 divisors, whose sum is σ = 2240399874. Its totient is φ = 2240399872.

The previous prime is 2240399869. The next prime is 2240399879. The reversal of 2240399873 is 3789930422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1143995329 + 1096404544 = 33823^2 + 33112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240399873 - 2² = 2240399869 is a prime.

It is a super-2 number, since 2×2240399873² = 10038783181876832258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2240399879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120199936 + 1120199937.

It is an arithmetic number, because the mean of its divisors is an integer number (1120199937).

Almost surely, 2^2240399873 is an apocalyptic number.

It is an amenable number.

2240399873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240399873 is an equidigital number, since it uses as much as digits as its factorization.

2240399873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 2240399873 is about 47332.8625058743. The cubic root of 2240399873 is about 1308.5043772465.

The spelling of 2240399873 in words is "two billion, two hundred forty million, three hundred ninety-nine thousand, eight hundred seventy-three".