90583 has 2 divisors, whose sum is σ = 90584. Its totient is φ = 90582.

The previous prime is 90547. The next prime is 90599. The reversal of 90583 is 38509.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90583 - 2⁹ = 90071 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45291 + 45292.

It is an arithmetic number, because the mean of its divisors is an integer number (45292).

2⁹⁰⁵⁸³ is an apocalyptic number.

90583 is a deficient number, since it is larger than the sum of its proper divisors (1).

90583 is an equidigital number, since it uses as much as digits as its factorization.

90583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 90583 is about 300.9700981825. The cubic root of 90583 is about 44.9106044202.

The spelling of 90583 in words is "ninety thousand, five hundred eighty-three".