22134207 has 8 divisors (see below), whose sum is σ = 30198784. Its totient is φ = 14412888.

The previous prime is 22134199. The next prime is 22134209. The reversal of 22134207 is 70243122.

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

It is not a de Polignac number, because 22134207 - 2³ = 22134199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85663 + ... + 85920.

It is an arithmetic number, because the mean of its divisors is an integer number (3774848).

Almost surely, 2^22134207 is an apocalyptic number.

22134207 is a deficient number, since it is larger than the sum of its proper divisors (8064577).

22134207 is a wasteful number, since it uses less digits than its factorization.

22134207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171629.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 22134207 is about 4704.7005218186. The cubic root of 22134207 is about 280.7725560836.

Adding to 22134207 its reverse (70243122), we get a palindrome (92377329).

The spelling of 22134207 in words is "twenty-two million, one hundred thirty-four thousand, two hundred seven".