200369 has 4 divisors (see below), whose sum is σ = 215796. Its totient is φ = 184944.

The previous prime is 200363. The next prime is 200371. The reversal of 200369 is 963002.

It is a happy number.

200369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 963002 = 2 ⋅481501.

It can be written as a sum of positive squares in 2 ways, for example, as 102400 + 97969 = 320^2 + 313^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200369 is a prime.

It is a super-2 number, since 2×200369² = 80295472322, which contains 22 as substring.

It is a Duffinian number.

200369 is a modest number, since divided by 369 gives 2 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200369.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 200369.

It is not an unprimeable number, because it can be changed into a prime (200363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7694 + ... + 7719.

It is an arithmetic number, because the mean of its divisors is an integer number (53949).

2²⁰⁰³⁶⁹ is an apocalyptic number.

It is an amenable number.

200369 is a deficient number, since it is larger than the sum of its proper divisors (15427).

200369 is a wasteful number, since it uses less digits than its factorization.

200369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15426.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 200369 is about 447.6259599264. The cubic root of 200369 is about 58.5162980863.

The spelling of 200369 in words is "two hundred thousand, three hundred sixty-nine".