272020249 has 2 divisors, whose sum is σ = 272020250. Its totient is φ = 272020248.

The previous prime is 272020237. The next prime is 272020253. The reversal of 272020249 is 942020272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189337600 + 82682649 = 13760^2 + 9093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272020249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (272020649) 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, 136010124 + 136010125.

It is an arithmetic number, because the mean of its divisors is an integer number (136010125).

Almost surely, 2^272020249 is an apocalyptic number.

It is an amenable number.

272020249 is a deficient number, since it is larger than the sum of its proper divisors (1).

272020249 is an equidigital number, since it uses as much as digits as its factorization.

272020249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 272020249 is about 16493.0363790298. The cubic root of 272020249 is about 647.9384380181.

The spelling of 272020249 in words is "two hundred seventy-two million, twenty thousand, two hundred forty-nine".