90558283 has 2 divisors, whose sum is σ = 90558284. Its totient is φ = 90558282.

The previous prime is 90558263. The next prime is 90558289. The reversal of 90558283 is 38285509.

It is a strong prime.

It is an emirp because it is prime and its reverse (38285509) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90558283 - 2⁹ = 90557771 is a prime.

It is not a weakly prime, because it can be changed into another prime (90558289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45279141 + 45279142.

It is an arithmetic number, because the mean of its divisors is an integer number (45279142).

Almost surely, 2^90558283 is an apocalyptic number.

90558283 is a deficient number, since it is larger than the sum of its proper divisors (1).

90558283 is an equidigital number, since it uses as much as digits as its factorization.

90558283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 90558283 is about 9516.2115886523. The cubic root of 90558283 is about 449.0651919302.

The spelling of 90558283 in words is "ninety million, five hundred fifty-eight thousand, two hundred eighty-three".