12030772 has 36 divisors (see below), whose sum is σ = 23440620. Its totient is φ = 5402592.

The previous prime is 12030763. The next prime is 12030779. The reversal of 12030772 is 27703021.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 6 ways, for example, as 3006756 + 9024016 = 1734^2 + 3004^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325138 + ... + 325174.

Almost surely, 2^12030772 is an apocalyptic number.

It is an amenable number.

12030772 is a deficient number, since it is larger than the sum of its proper divisors (11409848).

12030772 is an equidigital number, since it uses as much as digits as its factorization.

12030772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 12030772 is about 3468.5403269964. The cubic root of 12030772 is about 229.1383767319.

Adding to 12030772 its reverse (27703021), we get a palindrome (39733793).

The spelling of 12030772 in words is "twelve million, thirty thousand, seven hundred seventy-two".