22994 has 4 divisors (see below), whose sum is σ = 34494. Its totient is φ = 11496.

The previous prime is 22993. The next prime is 23003. The reversal of 22994 is 49922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18769 + 4225 = 137^2 + 65^2 .

It is a d-powerful number, because it can be written as 2³ + 2⁵ + 9 + 9⁴ + 4⁷ .

It is a Curzon number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (22993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5747 + ... + 5750.

2²²⁹⁹⁴ is an apocalyptic number.

22994 is a deficient number, since it is larger than the sum of its proper divisors (11500).

22994 is a wasteful number, since it uses less digits than its factorization.

22994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499.

The product of its digits is 1296, while the sum is 26.

The square root of 22994 is about 151.6377261766. The cubic root of 22994 is about 28.4361966556.

It can be divided in two parts, 229 and 94, that added together give a palindrome (323).

The spelling of 22994 in words is "twenty-two thousand, nine hundred ninety-four".