200279089 has 2 divisors, whose sum is σ = 200279090. Its totient is φ = 200279088.

The previous prime is 200279087. The next prime is 200279119. The reversal of 200279089 is 980972002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151167025 + 49112064 = 12295^2 + 7008^2 .

It is a cyclic number.

It is not a de Polignac number, because 200279089 - 2¹ = 200279087 is a prime.

It is a super-2 number, since 2×200279089² = 80223426981339842, which contains 22 as substring.

Together with 200279087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200279081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100139544 + 100139545.

It is an arithmetic number, because the mean of its divisors is an integer number (100139545).

Almost surely, 2^200279089 is an apocalyptic number.

It is an amenable number.

200279089 is a deficient number, since it is larger than the sum of its proper divisors (1).

200279089 is an equidigital number, since it uses as much as digits as its factorization.

200279089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 200279089 is about 14151.9994700396. Note that the first 3 decimals coincide. The cubic root of 200279089 is about 585.0754416063.

The spelling of 200279089 in words is "two hundred million, two hundred seventy-nine thousand, eighty-nine".