240541745 has 8 divisors (see below), whose sum is σ = 291298920. Its totient is φ = 190667520.

The previous prime is 240541739. The next prime is 240541753. The reversal of 240541745 is 547145042.

It can be written as a sum of positive squares in 4 ways, for example, as 89718784 + 150822961 = 9472^2 + 12281^2 .

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

It is not a de Polignac number, because 240541745 - 2¹⁰ = 240540721 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220136 + ... + 221225.

It is an arithmetic number, because the mean of its divisors is an integer number (36412365).

Almost surely, 2^240541745 is an apocalyptic number.

It is an amenable number.

240541745 is a deficient number, since it is larger than the sum of its proper divisors (50757175).

240541745 is a wasteful number, since it uses less digits than its factorization.

240541745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441475.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 240541745 is about 15509.4082736899. The cubic root of 240541745 is about 621.9137408253.

Adding to 240541745 its reverse (547145042), we get a palindrome (787686787).

The spelling of 240541745 in words is "two hundred forty million, five hundred forty-one thousand, seven hundred forty-five".