240655069 has 2 divisors, whose sum is σ = 240655070. Its totient is φ = 240655068.

The previous prime is 240655061. The next prime is 240655081. The reversal of 240655069 is 960556042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162562500 + 78092569 = 12750^2 + 8837^2 .

It is a cyclic number.

It is not a de Polignac number, because 240655069 - 2³ = 240655061 is a prime.

It is a super-2 number, since 2×240655069² = 115829724470789522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240655061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120327534 + 120327535.

It is an arithmetic number, because the mean of its divisors is an integer number (120327535).

Almost surely, 2^240655069 is an apocalyptic number.

It is an amenable number.

240655069 is a deficient number, since it is larger than the sum of its proper divisors (1).

240655069 is an equidigital number, since it uses as much as digits as its factorization.

240655069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 240655069 is about 15513.0612388400. The cubic root of 240655069 is about 622.0113908027.

It can be divided in two parts, 2406 and 55069, that added together give a palindrome (57475).

The spelling of 240655069 in words is "two hundred forty million, six hundred fifty-five thousand, sixty-nine".