200067421 has 16 divisors (see below), whose sum is σ = 209640960. Its totient is φ = 190794240.

The previous prime is 200067419. The next prime is 200067431. The reversal of 200067421 is 124760002.

It is a cyclic number.

It is not a de Polignac number, because 200067421 - 2¹ = 200067419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200067392 and 200067401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200067431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296941 + ... + 297613.

It is an arithmetic number, because the mean of its divisors is an integer number (13102560).

Almost surely, 2^200067421 is an apocalyptic number.

It is an amenable number.

200067421 is a deficient number, since it is larger than the sum of its proper divisors (9573539).

200067421 is an equidigital number, since it uses as much as digits as its factorization.

200067421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 200067421 is about 14144.5191151909. The cubic root of 200067421 is about 584.8692536598.

The spelling of 200067421 in words is "two hundred million, sixty-seven thousand, four hundred twenty-one".