240352401 has 4 divisors (see below), whose sum is σ = 320469872. Its totient is φ = 160234932.

The previous prime is 240352391. The next prime is 240352417. The reversal of 240352401 is 104253042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 240352401 - 2¹¹ = 240350353 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 (240352201) 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, 40058731 + ... + 40058736.

It is an arithmetic number, because the mean of its divisors is an integer number (80117468).

Almost surely, 2^240352401 is an apocalyptic number.

It is an amenable number.

240352401 is a deficient number, since it is larger than the sum of its proper divisors (80117471).

240352401 is an equidigital number, since it uses as much as digits as its factorization.

240352401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80117470.

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

The square root of 240352401 is about 15503.3029061552. The cubic root of 240352401 is about 621.7505168407.

The spelling of 240352401 in words is "two hundred forty million, three hundred fifty-two thousand, four hundred one".