240444413 has 8 divisors (see below), whose sum is σ = 277732800. Its totient is φ = 205727680.

The previous prime is 240444383. The next prime is 240444431. The reversal of 240444413 is 314444042.

It is a happy number.

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 240444413 - 2⁸ = 240444157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240444313) 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, 642713 + ... + 643086.

It is an arithmetic number, because the mean of its divisors is an integer number (34716600).

Almost surely, 2^240444413 is an apocalyptic number.

It is an amenable number.

240444413 is a deficient number, since it is larger than the sum of its proper divisors (37288387).

240444413 is a wasteful number, since it uses less digits than its factorization.

240444413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285827.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 240444413 is about 15506.2701188906. The cubic root of 240444413 is about 621.8298464829.

Adding to 240444413 its reverse (314444042), we get a palindrome (554888455).

The spelling of 240444413 in words is "two hundred forty million, four hundred forty-four thousand, four hundred thirteen".