22670 has 8 divisors (see below), whose sum is σ = 40824. Its totient is φ = 9064.

The previous prime is 22669. The next prime is 22679. The reversal of 22670 is 7622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124 + ... + 1143.

It is an arithmetic number, because the mean of its divisors is an integer number (5103).

2²²⁶⁷⁰ is an apocalyptic number.

22670 is a deficient number, since it is larger than the sum of its proper divisors (18154).

22670 is a wasteful number, since it uses less digits than its factorization.

22670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 22670 is about 150.5656003209. The cubic root of 22670 is about 28.3020030463.

The spelling of 22670 in words is "twenty-two thousand, six hundred seventy".