240352247 has 2 divisors, whose sum is σ = 240352248. Its totient is φ = 240352246.

The previous prime is 240352237. The next prime is 240352271. The reversal of 240352247 is 742253042.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240352247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240352237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120176123 + 120176124.

It is an arithmetic number, because the mean of its divisors is an integer number (120176124).

Almost surely, 2^240352247 is an apocalyptic number.

240352247 is a deficient number, since it is larger than the sum of its proper divisors (1).

240352247 is an equidigital number, since it uses as much as digits as its factorization.

240352247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 240352247 is about 15503.2979394708. The cubic root of 240352247 is about 621.7503840502.

The spelling of 240352247 in words is "two hundred forty million, three hundred fifty-two thousand, two hundred forty-seven".