20094 has 16 divisors (see below), whose sum is σ = 42768. Its totient is φ = 6272.

The previous prime is 20089. The next prime is 20101. The reversal of 20094 is 49002.

20094 is an undulating number in base 14.

It is a Curzon number.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4 + ... + 200.

It is an arithmetic number, because the mean of its divisors is an integer number (2673).

2²⁰⁰⁹⁴ is an apocalyptic number.

20094 is an abundant number, since it is smaller than the sum of its proper divisors (22674).

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 (21384).

20094 is a wasteful number, since it uses less digits than its factorization.

20094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 20094 is about 141.7533068397. The cubic root of 20094 is about 27.1866355915.

Adding to 20094 its reverse (49002), we get a palindrome (69096).

The spelling of 20094 in words is "twenty thousand, ninety-four".