12073732 has 12 divisors (see below), whose sum is σ = 23049936. Its totient is φ = 5488040.

The previous prime is 12073717. The next prime is 12073739. The reversal of 12073732 is 23737021.

It is a junction number, because it is equal to n+sod(n) for n = 12073697 and 12073706.

It is not an unprimeable number, because it can be changed into a prime (12073739) 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, 137158 + ... + 137245.

It is an arithmetic number, because the mean of its divisors is an integer number (1920828).

Almost surely, 2^12073732 is an apocalyptic number.

It is an amenable number.

12073732 is a deficient number, since it is larger than the sum of its proper divisors (10976204).

12073732 is a wasteful number, since it uses less digits than its factorization.

12073732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274418 (or 274416 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 12073732 is about 3474.7276152240. The cubic root of 12073732 is about 229.4107918072.

The spelling of 12073732 in words is "twelve million, seventy-three thousand, seven hundred thirty-two".