200419969 has 2 divisors, whose sum is σ = 200419970. Its totient is φ = 200419968.

The previous prime is 200419963. The next prime is 200420023. The reversal of 200419969 is 969914002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198951025 + 1468944 = 14105^2 + 1212^2 .

It is a cyclic number.

It is not a de Polignac number, because 200419969 - 2⁵ = 200419937 is a prime.

It is a super-2 number, since 2×200419969² = 80336327947921922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200419963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100209984 + 100209985.

It is an arithmetic number, because the mean of its divisors is an integer number (100209985).

Almost surely, 2^200419969 is an apocalyptic number.

It is an amenable number.

200419969 is a deficient number, since it is larger than the sum of its proper divisors (1).

200419969 is an equidigital number, since it uses as much as digits as its factorization.

200419969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 200419969 is about 14156.9759835920. The cubic root of 200419969 is about 585.2125937334.

The spelling of 200419969 in words is "two hundred million, four hundred nineteen thousand, nine hundred sixty-nine".