90925273 has 2 divisors, whose sum is σ = 90925274. Its totient is φ = 90925272.

The previous prime is 90925271. The next prime is 90925291. The reversal of 90925273 is 37252909.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77580864 + 13344409 = 8808^2 + 3653^2 .

It is an emirp because it is prime and its reverse (37252909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90925273 - 2¹ = 90925271 is a prime.

Together with 90925271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (90925271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45462636 + 45462637.

It is an arithmetic number, because the mean of its divisors is an integer number (45462637).

Almost surely, 2^90925273 is an apocalyptic number.

It is an amenable number.

90925273 is a deficient number, since it is larger than the sum of its proper divisors (1).

90925273 is an equidigital number, since it uses as much as digits as its factorization.

90925273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 90925273 is about 9535.4744507025. The cubic root of 90925273 is about 449.6709907853.

It can be divided in two parts, 9092 and 5273, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 90925273 in words is "ninety million, nine hundred twenty-five thousand, two hundred seventy-three".