12752066 has 12 divisors (see below), whose sum is σ = 19611186. Its totient is φ = 6218880.

The previous prime is 12752063. The next prime is 12752071. The reversal of 12752066 is 66025721.

It can be written as a sum of positive squares in 3 ways, for example, as 2325625 + 10426441 = 1525^2 + 3229^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12752063) 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, 1466 + ... + 5258.

Almost surely, 2^12752066 is an apocalyptic number.

12752066 is a deficient number, since it is larger than the sum of its proper divisors (6859120).

12752066 is an equidigital number, since it uses as much as digits as its factorization.

12752066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3877 (or 3836 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 12752066 is about 3571.0035004183. The cubic root of 12752066 is about 233.6290540776.

Adding to 12752066 its reverse (66025721), we get a palindrome (78777787).

The spelling of 12752066 in words is "twelve million, seven hundred fifty-two thousand, sixty-six".