200674021 has 2 divisors, whose sum is σ = 200674022. Its totient is φ = 200674020.

The previous prime is 200674009. The next prime is 200674037. The reversal of 200674021 is 120476002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171243396 + 29430625 = 13086^2 + 5425^2 .

It is a cyclic number.

It is not a de Polignac number, because 200674021 - 2⁵ = 200673989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200673983 and 200674001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200674321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100337010 + 100337011.

It is an arithmetic number, because the mean of its divisors is an integer number (100337011).

Almost surely, 2^200674021 is an apocalyptic number.

It is an amenable number.

200674021 is a deficient number, since it is larger than the sum of its proper divisors (1).

200674021 is an equidigital number, since it uses as much as digits as its factorization.

200674021 is an evil number, because the sum of its binary digits is even.

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

The square root of 200674021 is about 14165.9458208762. The cubic root of 200674021 is about 585.4597608113.

The spelling of 200674021 in words is "two hundred million, six hundred seventy-four thousand, twenty-one".