239296087 has 2 divisors, whose sum is σ = 239296088. Its totient is φ = 239296086.

The previous prime is 239296033. The next prime is 239296091. The reversal of 239296087 is 780692932.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239296087 is a prime.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239276087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119648043 + 119648044.

It is an arithmetic number, because the mean of its divisors is an integer number (119648044).

Almost surely, 2^239296087 is an apocalyptic number.

239296087 is a deficient number, since it is larger than the sum of its proper divisors (1).

239296087 is an equidigital number, since it uses as much as digits as its factorization.

239296087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 239296087 is about 15469.1980076538. The cubic root of 239296087 is about 620.8383447468.

The spelling of 239296087 in words is "two hundred thirty-nine million, two hundred ninety-six thousand, eighty-seven".