12022173 has 6 divisors (see below), whose sum is σ = 17365374. Its totient is φ = 8014776.

The previous prime is 12022159. The next prime is 12022181. The reversal of 12022173 is 37122021.

It can be written as a sum of positive squares in only one way, i.e., 9108324 + 2913849 = 3018^2 + 1707^2 .

It is not a de Polignac number, because 12022173 - 2¹⁴ = 12005789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667890 + ... + 667907.

It is an arithmetic number, because the mean of its divisors is an integer number (2894229).

Almost surely, 2^12022173 is an apocalyptic number.

It is an amenable number.

12022173 is a deficient number, since it is larger than the sum of its proper divisors (5343201).

12022173 is a wasteful number, since it uses less digits than its factorization.

12022173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335803 (or 1335800 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 12022173 is about 3467.3005349984. The cubic root of 12022173 is about 229.0837714656.

Adding to 12022173 its reverse (37122021), we get a palindrome (49144194).

It can be divided in two parts, 1202 and 2173, that added together give a cube (3375 = 15³).

The spelling of 12022173 in words is "twelve million, twenty-two thousand, one hundred seventy-three".