90599827 has 2 divisors, whose sum is σ = 90599828. Its totient is φ = 90599826.

The previous prime is 90599779. The next prime is 90599867. The reversal of 90599827 is 72899509.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90599827 - 2⁷ = 90599699 is a prime.

It is not a weakly prime, because it can be changed into another prime (90599867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45299913 + 45299914.

It is an arithmetic number, because the mean of its divisors is an integer number (45299914).

Almost surely, 2^90599827 is an apocalyptic number.

90599827 is a deficient number, since it is larger than the sum of its proper divisors (1).

90599827 is an equidigital number, since it uses as much as digits as its factorization.

90599827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 49.

The square root of 90599827 is about 9518.3941397696. The cubic root of 90599827 is about 449.1338516251.

The spelling of 90599827 in words is "ninety million, five hundred ninety-nine thousand, eight hundred twenty-seven".