90248027 has 2 divisors, whose sum is σ = 90248028. Its totient is φ = 90248026.

The previous prime is 90248009. The next prime is 90248033. The reversal of 90248027 is 72084209.

It is a strong prime.

It is an emirp because it is prime and its reverse (72084209) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90248027 - 2⁸ = 90247771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90247984 and 90248002.

It is not a weakly prime, because it can be changed into another prime (90248057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45124013 + 45124014.

It is an arithmetic number, because the mean of its divisors is an integer number (45124014).

Almost surely, 2^90248027 is an apocalyptic number.

90248027 is a deficient number, since it is larger than the sum of its proper divisors (1).

90248027 is an equidigital number, since it uses as much as digits as its factorization.

90248027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 90248027 is about 9499.8961573272. The cubic root of 90248027 is about 448.5517672047.

The spelling of 90248027 in words is "ninety million, two hundred forty-eight thousand, twenty-seven".