200090239 has 2 divisors, whose sum is σ = 200090240. Its totient is φ = 200090238.

The previous prime is 200090201. The next prime is 200090249. The reversal of 200090239 is 932090002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200090239 - 2¹¹ = 200088191 is a prime.

It is a super-2 number, since 2×200090239² = 80072207486154242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200090249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100045119 + 100045120.

It is an arithmetic number, because the mean of its divisors is an integer number (100045120).

Almost surely, 2^200090239 is an apocalyptic number.

200090239 is a deficient number, since it is larger than the sum of its proper divisors (1).

200090239 is an equidigital number, since it uses as much as digits as its factorization.

200090239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 200090239 is about 14145.3256943769. The cubic root of 200090239 is about 584.8914878967.

The spelling of 200090239 in words is "two hundred million, ninety thousand, two hundred thirty-nine".