272906471 has 2 divisors, whose sum is σ = 272906472. Its totient is φ = 272906470.

The previous prime is 272906467. The next prime is 272906479. The reversal of 272906471 is 174609272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272906471 - 2² = 272906467 is a prime.

It is a super-3 number, since 3×272906471³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272906479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136453235 + 136453236.

It is an arithmetic number, because the mean of its divisors is an integer number (136453236).

Almost surely, 2^272906471 is an apocalyptic number.

272906471 is a deficient number, since it is larger than the sum of its proper divisors (1).

272906471 is an equidigital number, since it uses as much as digits as its factorization.

272906471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 272906471 is about 16519.8810831071. The cubic root of 272906471 is about 648.6413205435.

The spelling of 272906471 in words is "two hundred seventy-two million, nine hundred six thousand, four hundred seventy-one".