90835273 has 2 divisors, whose sum is σ = 90835274. Its totient is φ = 90835272.

The previous prime is 90835271. The next prime is 90835291. The reversal of 90835273 is 37253809.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85322169 + 5513104 = 9237^2 + 2348^2 .

It is a cyclic number.

It is not a de Polignac number, because 90835273 - 2¹ = 90835271 is a prime.

Together with 90835271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (90835271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45417636 + 45417637.

It is an arithmetic number, because the mean of its divisors is an integer number (45417637).

Almost surely, 2^90835273 is an apocalyptic number.

It is an amenable number.

90835273 is a deficient number, since it is larger than the sum of its proper divisors (1).

90835273 is an equidigital number, since it uses as much as digits as its factorization.

90835273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 90835273 is about 9530.7540625073. The cubic root of 90835273 is about 449.5225767891.

The spelling of 90835273 in words is "ninety million, eight hundred thirty-five thousand, two hundred seventy-three".