240465143 has 8 divisors (see below), whose sum is σ = 246273696. Its totient is φ = 234724000.

The previous prime is 240465133. The next prime is 240465151. The reversal of 240465143 is 341564042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240465143 - 2⁶ = 240465079 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 (240465103) 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 7 ways as a sum of consecutive naturals, for example, 9596 + ... + 23937.

It is an arithmetic number, because the mean of its divisors is an integer number (30784212).

Almost surely, 2^240465143 is an apocalyptic number.

240465143 is a deficient number, since it is larger than the sum of its proper divisors (5808553).

240465143 is a wasteful number, since it uses less digits than its factorization.

240465143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33705.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 240465143 is about 15506.9385437616. The cubic root of 240465143 is about 621.8477163960.

The spelling of 240465143 in words is "two hundred forty million, four hundred sixty-five thousand, one hundred forty-three".