276000073 has 2 divisors, whose sum is σ = 276000074. Its totient is φ = 276000072.

The previous prime is 276000059. The next prime is 276000091. The reversal of 276000073 is 370000672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229583104 + 46416969 = 15152^2 + 6813^2 .

It is a cyclic number.

It is not a de Polignac number, because 276000073 - 2⁵ = 276000041 is a prime.

It is not a weakly prime, because it can be changed into another prime (276000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138000036 + 138000037.

It is an arithmetic number, because the mean of its divisors is an integer number (138000037).

Almost surely, 2^276000073 is an apocalyptic number.

It is an amenable number.

276000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

276000073 is an equidigital number, since it uses as much as digits as its factorization.

276000073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 276000073 is about 16613.2499228778. The cubic root of 276000073 is about 651.0830645549.

The spelling of 276000073 in words is "two hundred seventy-six million, seventy-three", and thus it is an aban number.