240800449 has 2 divisors, whose sum is σ = 240800450. Its totient is φ = 240800448.

The previous prime is 240800437. The next prime is 240800531. The reversal of 240800449 is 944008042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235929600 + 4870849 = 15360^2 + 2207^2 .

It is a cyclic number.

It is not a de Polignac number, because 240800449 - 2¹¹ = 240798401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240800449.

It is not a weakly prime, because it can be changed into another prime (240800419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120400224 + 120400225.

It is an arithmetic number, because the mean of its divisors is an integer number (120400225).

Almost surely, 2^240800449 is an apocalyptic number.

It is an amenable number.

240800449 is a deficient number, since it is larger than the sum of its proper divisors (1).

240800449 is an equidigital number, since it uses as much as digits as its factorization.

240800449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 240800449 is about 15517.7462603305. The cubic root of 240800449 is about 622.1366181848.

The spelling of 240800449 in words is "two hundred forty million, eight hundred thousand, four hundred forty-nine".