240524243 has 2 divisors, whose sum is σ = 240524244. Its totient is φ = 240524242.

The previous prime is 240524237. The next prime is 240524299. The reversal of 240524243 is 342425042.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 240524243 - 2¹⁶ = 240458707 is a prime.

It is a super-2 number, since 2×240524243² = 115703822941446098, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (240524233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120262121 + 120262122.

It is an arithmetic number, because the mean of its divisors is an integer number (120262122).

Almost surely, 2^240524243 is an apocalyptic number.

240524243 is a deficient number, since it is larger than the sum of its proper divisors (1).

240524243 is an equidigital number, since it uses as much as digits as its factorization.

240524243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 240524243 is about 15508.8440252651. The cubic root of 240524243 is about 621.8986568208.

Adding to 240524243 its reverse (342425042), we get a palindrome (582949285).

The spelling of 240524243 in words is "two hundred forty million, five hundred twenty-four thousand, two hundred forty-three".