240324145 has 4 divisors (see below), whose sum is σ = 288388980. Its totient is φ = 192259312.

The previous prime is 240324127. The next prime is 240324151. The reversal of 240324145 is 541423042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181602576 + 58721569 = 13476^2 + 7663^2 .

It is a cyclic number.

It is not a de Polignac number, because 240324145 - 2¹¹ = 240322097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24032410 + ... + 24032419.

It is an arithmetic number, because the mean of its divisors is an integer number (72097245).

Almost surely, 2^240324145 is an apocalyptic number.

It is an amenable number.

240324145 is a deficient number, since it is larger than the sum of its proper divisors (48064835).

240324145 is an equidigital number, since it uses as much as digits as its factorization.

240324145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48064834.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 240324145 is about 15502.3915896871. The cubic root of 240324145 is about 621.7261514076.

Adding to 240324145 its reverse (541423042), we get a palindrome (781747187).

The spelling of 240324145 in words is "two hundred forty million, three hundred twenty-four thousand, one hundred forty-five".