240513245 has 8 divisors (see below), whose sum is σ = 329846784. Its totient is φ = 164923344.

The previous prime is 240513223. The next prime is 240513307. The reversal of 240513245 is 542315042.

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 240513245 - 2⁶ = 240513181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3435869 + ... + 3435938.

It is an arithmetic number, because the mean of its divisors is an integer number (41230848).

Almost surely, 2^240513245 is an apocalyptic number.

It is an amenable number.

240513245 is a deficient number, since it is larger than the sum of its proper divisors (89333539).

240513245 is an equidigital number, since it uses as much as digits as its factorization.

240513245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871819.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 240513245 is about 15508.4894493306. The cubic root of 240513245 is about 621.8891778793.

Adding to 240513245 its reverse (542315042), we get a palindrome (782828287).

The spelling of 240513245 in words is "two hundred forty million, five hundred thirteen thousand, two hundred forty-five".