22167122 has 4 divisors (see below), whose sum is σ = 33250686. Its totient is φ = 11083560.

The previous prime is 22167121. The next prime is 22167143. The reversal of 22167122 is 22176122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22176122 = 2 ⋅11088061.

It can be written as a sum of positive squares in only one way, i.e., 15912121 + 6255001 = 3989^2 + 2501^2 .

It is not an unprimeable number, because it can be changed into a prime (22167121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5541779 + ... + 5541782.

Almost surely, 2^22167122 is an apocalyptic number.

22167122 is a deficient number, since it is larger than the sum of its proper divisors (11083564).

22167122 is a wasteful number, since it uses less digits than its factorization.

22167122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11083563.

The product of its digits is 672, while the sum is 23.

The square root of 22167122 is about 4708.1973195693. The cubic root of 22167122 is about 280.9116628140.

The spelling of 22167122 in words is "twenty-two million, one hundred sixty-seven thousand, one hundred twenty-two".