90527663 has 2 divisors, whose sum is σ = 90527664. Its totient is φ = 90527662.

The previous prime is 90527623. The next prime is 90527707. The reversal of 90527663 is 36672509.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90527663 - 2⁸ = 90527407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90527603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45263831 + 45263832.

It is an arithmetic number, because the mean of its divisors is an integer number (45263832).

Almost surely, 2^90527663 is an apocalyptic number.

90527663 is a deficient number, since it is larger than the sum of its proper divisors (1).

90527663 is an equidigital number, since it uses as much as digits as its factorization.

90527663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 90527663 is about 9514.6026191323. The cubic root of 90527663 is about 449.0145728674.

The spelling of 90527663 in words is "ninety million, five hundred twenty-seven thousand, six hundred sixty-three".