12773232 has 60 divisors (see below), whose sum is σ = 36124920. Its totient is φ = 4212864.

The previous prime is 12773231. The next prime is 12773249. The reversal of 12773232 is 23237721.

It is a happy number.

12773232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12773196 and 12773205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12773231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14994 + ... + 15822.

It is an arithmetic number, because the mean of its divisors is an integer number (602082).

Almost surely, 2^12773232 is an apocalyptic number.

12773232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12773232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18062460).

12773232 is an abundant number, since it is smaller than the sum of its proper divisors (23351688).

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

12773232 is a wasteful number, since it uses less digits than its factorization.

12773232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950 (or 941 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 12773232 is about 3573.9658644145. The cubic root of 12773232 is about 233.7582425339.

The spelling of 12773232 in words is "twelve million, seven hundred seventy-three thousand, two hundred thirty-two".