239214247 has 2 divisors, whose sum is σ = 239214248. Its totient is φ = 239214246.

The previous prime is 239214163. The next prime is 239214251. The reversal of 239214247 is 742412932.

239214247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 239214247 - 2¹⁵ = 239181479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239214257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119607123 + 119607124.

It is an arithmetic number, because the mean of its divisors is an integer number (119607124).

Almost surely, 2^239214247 is an apocalyptic number.

239214247 is a deficient number, since it is larger than the sum of its proper divisors (1).

239214247 is an equidigital number, since it uses as much as digits as its factorization.

239214247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 34.

The square root of 239214247 is about 15466.5525247225. The cubic root of 239214247 is about 620.7675604670.

The spelling of 239214247 in words is "two hundred thirty-nine million, two hundred fourteen thousand, two hundred forty-seven".