272487533 has 2 divisors, whose sum is σ = 272487534. Its totient is φ = 272487532.

The previous prime is 272487521. The next prime is 272487541. The reversal of 272487533 is 335784272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271491529 + 996004 = 16477^2 + 998^2 .

It is a cyclic number.

It is not a de Polignac number, because 272487533 - 2²⁰ = 271438957 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272487833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136243766 + 136243767.

It is an arithmetic number, because the mean of its divisors is an integer number (136243767).

Almost surely, 2^272487533 is an apocalyptic number.

It is an amenable number.

272487533 is a deficient number, since it is larger than the sum of its proper divisors (1).

272487533 is an equidigital number, since it uses as much as digits as its factorization.

272487533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 41.

The square root of 272487533 is about 16507.1964003582. The cubic root of 272487533 is about 648.3092413705.

The spelling of 272487533 in words is "two hundred seventy-two million, four hundred eighty-seven thousand, five hundred thirty-three".