240540229 has 2 divisors, whose sum is σ = 240540230. Its totient is φ = 240540228.

The previous prime is 240540203. The next prime is 240540257. The reversal of 240540229 is 922045042.

240540229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (240540257) can be obtained adding 240540229 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172922500 + 67617729 = 13150^2 + 8223^2 .

It is a cyclic number.

It is not a de Polignac number, because 240540229 - 2⁵ = 240540197 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 240540197 and 240540206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240540299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120270114 + 120270115.

It is an arithmetic number, because the mean of its divisors is an integer number (120270115).

Almost surely, 2^240540229 is an apocalyptic number.

It is an amenable number.

240540229 is a deficient number, since it is larger than the sum of its proper divisors (1).

240540229 is an equidigital number, since it uses as much as digits as its factorization.

240540229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 240540229 is about 15509.3594000526. The cubic root of 240540229 is about 621.9124342978.

The spelling of 240540229 in words is "two hundred forty million, five hundred forty thousand, two hundred twenty-nine".