200890823 has 8 divisors (see below), whose sum is σ = 229977600. Its totient is φ = 171901080.

The previous prime is 200890787. The next prime is 200890841. The reversal of 200890823 is 328098002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200890823 - 2¹⁴ = 200874439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200890823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200890423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19763 + ... + 28148.

It is an arithmetic number, because the mean of its divisors is an integer number (28747200).

Almost surely, 2^200890823 is an apocalyptic number.

200890823 is a deficient number, since it is larger than the sum of its proper divisors (29086777).

200890823 is an equidigital number, since it uses as much as digits as its factorization.

200890823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48517.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 200890823 is about 14173.5959798493. The cubic root of 200890823 is about 585.6705224632.

The spelling of 200890823 in words is "two hundred million, eight hundred ninety thousand, eight hundred twenty-three".