22266679 has 4 divisors (see below), whose sum is σ = 22571776. Its totient is φ = 21961584.

The previous prime is 22266653. The next prime is 22266683. The reversal of 22266679 is 97666222.

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

It is a cyclic number.

It is not a de Polignac number, because 22266679 - 2⁷ = 22266551 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22266479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152439 + ... + 152584.

It is an arithmetic number, because the mean of its divisors is an integer number (5642944).

Almost surely, 2^22266679 is an apocalyptic number.

22266679 is a deficient number, since it is larger than the sum of its proper divisors (305097).

22266679 is an equidigital number, since it uses as much as digits as its factorization.

22266679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305096.

The product of its digits is 108864, while the sum is 40.

The square root of 22266679 is about 4718.7582052909. The cubic root of 22266679 is about 281.3315783765.

The spelling of 22266679 in words is "twenty-two million, two hundred sixty-six thousand, six hundred seventy-nine".