22150066 has 16 divisors (see below), whose sum is σ = 34448256. Its totient is φ = 10674576.

The previous prime is 22150061. The next prime is 22150091. The reversal of 22150066 is 66005122.

It is a super-3 number, since 3×22150066³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22150061) 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, 4540 + ... + 8056.

It is an arithmetic number, because the mean of its divisors is an integer number (2153016).

Almost surely, 2^22150066 is an apocalyptic number.

22150066 is a deficient number, since it is larger than the sum of its proper divisors (12298190).

22150066 is a wasteful number, since it uses less digits than its factorization.

22150066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 22150066 is about 4706.3856620553. The cubic root of 22150066 is about 280.8395972465.

Adding to 22150066 its reverse (66005122), we get a palindrome (88155188).

The spelling of 22150066 in words is "twenty-two million, one hundred fifty thousand, sixty-six".