22668137 has 8 divisors (see below), whose sum is σ = 23125440. Its totient is φ = 22215600.

The previous prime is 22668119. The next prime is 22668143. The reversal of 22668137 is 73186622.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22668137 - 2¹² = 22664041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22668097 and 22668106.

It is not an unprimeable number, because it can be changed into a prime (22668167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9314 + ... + 11492.

It is an arithmetic number, because the mean of its divisors is an integer number (2890680).

Almost surely, 2^22668137 is an apocalyptic number.

It is an amenable number.

22668137 is a deficient number, since it is larger than the sum of its proper divisors (457303).

22668137 is a wasteful number, since it uses less digits than its factorization.

22668137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383.

The product of its digits is 24192, while the sum is 35.

The square root of 22668137 is about 4761.1066990774. The cubic root of 22668137 is about 283.0122774747.

The spelling of 22668137 in words is "twenty-two million, six hundred sixty-eight thousand, one hundred thirty-seven".