240442353 has 12 divisors (see below), whose sum is σ = 347684688. Its totient is φ = 160119960.

The previous prime is 240442351. The next prime is 240442357. The reversal of 240442353 is 353244042.

It is not a de Polignac number, because 240442353 - 2¹ = 240442351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240442351) 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 11 ways as a sum of consecutive naturals, for example, 5583 + ... + 22628.

It is an arithmetic number, because the mean of its divisors is an integer number (28973724).

Almost surely, 2^240442353 is an apocalyptic number.

It is an amenable number.

240442353 is a deficient number, since it is larger than the sum of its proper divisors (107242335).

240442353 is a wasteful number, since it uses less digits than its factorization.

240442353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29164 (or 29161 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 240442353 is about 15506.2036940058. The cubic root of 240442353 is about 621.8280706419.

Adding to 240442353 its reverse (353244042), we get a palindrome (593686395).

The spelling of 240442353 in words is "two hundred forty million, four hundred forty-two thousand, three hundred fifty-three".