200072461 has 2 divisors, whose sum is σ = 200072462. Its totient is φ = 200072460.

The previous prime is 200072459. The next prime is 200072531. The reversal of 200072461 is 164270002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151142436 + 48930025 = 12294^2 + 6995^2 .

It is a cyclic number.

It is not a de Polignac number, because 200072461 - 2¹ = 200072459 is a prime.

Together with 200072459, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200072441) 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 as a sum of consecutive naturals, namely, 100036230 + 100036231.

It is an arithmetic number, because the mean of its divisors is an integer number (100036231).

Almost surely, 2^200072461 is an apocalyptic number.

It is an amenable number.

200072461 is a deficient number, since it is larger than the sum of its proper divisors (1).

200072461 is an equidigital number, since it uses as much as digits as its factorization.

200072461 is an odious number, because the sum of its binary digits is odd.

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

The square root of 200072461 is about 14144.6972749508. The cubic root of 200072461 is about 584.8741648647.

The spelling of 200072461 in words is "two hundred million, seventy-two thousand, four hundred sixty-one".