12250066 has 8 divisors (see below), whose sum is σ = 18425484. Its totient is φ = 6108240.

The previous prime is 12250061. The next prime is 12250097. The reversal of 12250066 is 66005221.

It can be written as a sum of positive squares in 2 ways, for example, as 11029041 + 1221025 = 3321^2 + 1105^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12250061) 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, 7465 + ... + 8956.

Almost surely, 2^12250066 is an apocalyptic number.

12250066 is a deficient number, since it is larger than the sum of its proper divisors (6175418).

12250066 is a wasteful number, since it uses less digits than its factorization.

12250066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16796.

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

The square root of 12250066 is about 3500.0094285587. The cubic root of 12250066 is about 230.5222286005.

Adding to 12250066 its reverse (66005221), we get a palindrome (78255287).

The spelling of 12250066 in words is "twelve million, two hundred fifty thousand, sixty-six".