273435473 has 2 divisors, whose sum is σ = 273435474. Its totient is φ = 273435472.

The previous prime is 273435419. The next prime is 273435499. The reversal of 273435473 is 374534372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210598144 + 62837329 = 14512^2 + 7927^2 .

It is a cyclic number.

It is not a de Polignac number, because 273435473 - 2¹⁰ = 273434449 is a prime.

It is not a weakly prime, because it can be changed into another prime (273435373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136717736 + 136717737.

It is an arithmetic number, because the mean of its divisors is an integer number (136717737).

Almost surely, 2^273435473 is an apocalyptic number.

It is an amenable number.

273435473 is a deficient number, since it is larger than the sum of its proper divisors (1).

273435473 is an equidigital number, since it uses as much as digits as its factorization.

273435473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 38.

The square root of 273435473 is about 16535.8844033212. The cubic root of 273435473 is about 649.0601588896.

The spelling of 273435473 in words is "two hundred seventy-three million, four hundred thirty-five thousand, four hundred seventy-three".