12072746 has 16 divisors (see below), whose sum is σ = 21596544. Its totient is φ = 4948944.

The previous prime is 12072743. The next prime is 12072763. The reversal of 12072746 is 64727021.

12072746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12072743) 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, 18425 + ... + 19068.

It is an arithmetic number, because the mean of its divisors is an integer number (1349784).

Almost surely, 2^12072746 is an apocalyptic number.

12072746 is a deficient number, since it is larger than the sum of its proper divisors (9523798).

12072746 is a wasteful number, since it uses less digits than its factorization.

12072746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37525.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 12072746 is about 3474.5857307023. The cubic root of 12072746 is about 229.4045467015.

Adding to 12072746 its reverse (64727021), we get a palindrome (76799767).

The spelling of 12072746 in words is "twelve million, seventy-two thousand, seven hundred forty-six".