240259949 has 2 divisors, whose sum is σ = 240259950. Its totient is φ = 240259948.

The previous prime is 240259939. The next prime is 240259969. The reversal of 240259949 is 949952042.

240259949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213685924 + 26574025 = 14618^2 + 5155^2 .

It is a cyclic number.

It is not a de Polignac number, because 240259949 - 2⁴ = 240259933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240259939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120129974 + 120129975.

It is an arithmetic number, because the mean of its divisors is an integer number (120129975).

Almost surely, 2^240259949 is an apocalyptic number.

It is an amenable number.

240259949 is a deficient number, since it is larger than the sum of its proper divisors (1).

240259949 is an equidigital number, since it uses as much as digits as its factorization.

240259949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 240259949 is about 15500.3209321614. The cubic root of 240259949 is about 621.6707874513.

The spelling of 240259949 in words is "two hundred forty million, two hundred fifty-nine thousand, nine hundred forty-nine".