83256673 has 2 divisors, whose sum is σ = 83256674. Its totient is φ = 83256672.

The previous prime is 83256637. The next prime is 83256683. The reversal of 83256673 is 37665238.

Together with previous prime (83256637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82755409 + 501264 = 9097^2 + 708^2 .

It is a cyclic number.

It is not a de Polignac number, because 83256673 - 2⁹ = 83256161 is a prime.

It is not a weakly prime, because it can be changed into another prime (83256683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41628336 + 41628337.

It is an arithmetic number, because the mean of its divisors is an integer number (41628337).

Almost surely, 2^83256673 is an apocalyptic number.

It is an amenable number.

83256673 is a deficient number, since it is larger than the sum of its proper divisors (1).

83256673 is an equidigital number, since it uses as much as digits as its factorization.

83256673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 83256673 is about 9124.5094662672. The cubic root of 83256673 is about 436.6562533370.

The spelling of 83256673 in words is "eighty-three million, two hundred fifty-six thousand, six hundred seventy-three".