276270473 has 2 divisors, whose sum is σ = 276270474. Its totient is φ = 276270472.

The previous prime is 276270461. The next prime is 276270487. The reversal of 276270473 is 374072672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227647744 + 48622729 = 15088^2 + 6973^2 .

It is a cyclic number.

It is not a de Polignac number, because 276270473 - 2¹⁶ = 276204937 is a prime.

It is not a weakly prime, because it can be changed into another prime (276270073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138135236 + 138135237.

It is an arithmetic number, because the mean of its divisors is an integer number (138135237).

Almost surely, 2^276270473 is an apocalyptic number.

It is an amenable number.

276270473 is a deficient number, since it is larger than the sum of its proper divisors (1).

276270473 is an equidigital number, since it uses as much as digits as its factorization.

276270473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 276270473 is about 16621.3860132060. The cubic root of 276270473 is about 651.2956193276.

The spelling of 276270473 in words is "two hundred seventy-six million, two hundred seventy thousand, four hundred seventy-three".