240450321 has 8 divisors (see below), whose sum is σ = 324203040. Its totient is φ = 158498912.

The previous prime is 240450317. The next prime is 240450391. The reversal of 240450321 is 123054042.

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

It is a cyclic number.

It is not a de Polignac number, because 240450321 - 2² = 240450317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240450391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450015 + ... + 450548.

It is an arithmetic number, because the mean of its divisors is an integer number (40525380).

Almost surely, 2^240450321 is an apocalyptic number.

It is an amenable number.

240450321 is a deficient number, since it is larger than the sum of its proper divisors (83752719).

240450321 is an equidigital number, since it uses as much as digits as its factorization.

240450321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900655.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 240450321 is about 15506.4606213023. The cubic root of 240450321 is about 621.8349394697.

It can be divided in two parts, 2404 and 50321, that added together give a palindrome (52725).

The spelling of 240450321 in words is "two hundred forty million, four hundred fifty thousand, three hundred twenty-one".