12252066 has 16 divisors (see below), whose sum is σ = 24616704. Its totient is φ = 4065264.

The previous prime is 12252061. The next prime is 12252073. The reversal of 12252066 is 66025221.

It is a super-2 number, since 2×12252066² = 300226242536712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12252061) 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, 3241 + ... + 5916.

It is an arithmetic number, because the mean of its divisors is an integer number (1538544).

Almost surely, 2^12252066 is an apocalyptic number.

12252066 is an abundant number, since it is smaller than the sum of its proper divisors (12364638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12252066 is a wasteful number, since it uses less digits than its factorization.

12252066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9385.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 12252066 is about 3500.2951304140. The cubic root of 12252066 is about 230.5347732777.

Adding to 12252066 its reverse (66025221), we get a palindrome (78277287).

The spelling of 12252066 in words is "twelve million, two hundred fifty-two thousand, sixty-six".