240401 has 8 divisors (see below), whose sum is σ = 279744. Its totient is φ = 202320.

The previous prime is 240379. The next prime is 240421. The reversal of 240401 is 104042.

240401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (240421) 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, 146 + ... + 708.

It is an arithmetic number, because the mean of its divisors is an integer number (34968).

2²⁴⁰⁴⁰¹ is an apocalyptic number.

It is an amenable number.

240401 is a deficient number, since it is larger than the sum of its proper divisors (39343).

240401 is an equidigital number, since it uses as much as digits as its factorization.

240401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 240401 is about 490.3070466555. The cubic root of 240401 is about 62.1792419781.

Adding to 240401 its reverse (104042), we get a palindrome (344443).

The spelling of 240401 in words is "two hundred forty thousand, four hundred one", and thus it is an iban number.