90594 has 24 divisors (see below), whose sum is σ = 224640. Its totient is φ = 25848.

The previous prime is 90583. The next prime is 90599. The reversal of 90594 is 49509.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (90599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234 + ... + 485.

It is an arithmetic number, because the mean of its divisors is an integer number (9360).

2⁹⁰⁵⁹⁴ is an apocalyptic number.

90594 is an abundant number, since it is smaller than the sum of its proper divisors (134046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112320).

90594 is a wasteful number, since it uses less digits than its factorization.

90594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 90594 is about 300.9883718684. The cubic root of 90594 is about 44.9124222618.

It can be divided in two parts, 905 and 94, that added together give a palindrome (999).

The spelling of 90594 in words is "ninety thousand, five hundred ninety-four".