240335005 has 4 divisors (see below), whose sum is σ = 288402012. Its totient is φ = 192268000.

The previous prime is 240335003. The next prime is 240335021. The reversal of 240335005 is 500533042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 500533042 = 2 ⋅250266521.

It can be written as a sum of positive squares in 2 ways, for example, as 107371044 + 132963961 = 10362^2 + 11531^2 .

It is not a de Polignac number, because 240335005 - 2¹ = 240335003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240335003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24033496 + ... + 24033505.

It is an arithmetic number, because the mean of its divisors is an integer number (72100503).

Almost surely, 2^240335005 is an apocalyptic number.

It is an amenable number.

240335005 is a deficient number, since it is larger than the sum of its proper divisors (48067007).

240335005 is an equidigital number, since it uses as much as digits as its factorization.

240335005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48067006.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 240335005 is about 15502.7418542657. The cubic root of 240335005 is about 621.7355163208.

Adding to 240335005 its reverse (500533042), we get a palindrome (740868047).

The spelling of 240335005 in words is "two hundred forty million, three hundred thirty-five thousand, five".