272337997 has 2 divisors, whose sum is σ = 272337998. Its totient is φ = 272337996.

The previous prime is 272337991. The next prime is 272338057. The reversal of 272337997 is 799733272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173554276 + 98783721 = 13174^2 + 9939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272337997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 272337997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272337991) 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, 136168998 + 136168999.

It is an arithmetic number, because the mean of its divisors is an integer number (136168999).

Almost surely, 2^272337997 is an apocalyptic number.

It is an amenable number.

272337997 is a deficient number, since it is larger than the sum of its proper divisors (1).

272337997 is an equidigital number, since it uses as much as digits as its factorization.

272337997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1000188, while the sum is 49.

The square root of 272337997 is about 16502.6663603189. Note that the first 3 decimals coincide. The cubic root of 272337997 is about 648.1906263901.

The spelling of 272337997 in words is "two hundred seventy-two million, three hundred thirty-seven thousand, nine hundred ninety-seven".