12772732 has 18 divisors (see below), whose sum is σ = 26002032. Its totient is φ = 5473944.

The previous prime is 12772717. The next prime is 12772757. The reversal of 12772732 is 23727721.

It is a super-3 number, since 3×12772732³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12772694 and 12772703.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 32388 + ... + 32779.

Almost surely, 2^12772732 is an apocalyptic number.

It is an amenable number.

12772732 is an abundant number, since it is smaller than the sum of its proper divisors (13229300).

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

12772732 is a wasteful number, since it uses less digits than its factorization.

12772732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65185 (or 65176 counting only the distinct ones).

The product of its digits is 8232, while the sum is 31.

The square root of 12772732 is about 3573.8959134256. The cubic root of 12772732 is about 233.7551923885.

The spelling of 12772732 in words is "twelve million, seven hundred seventy-two thousand, seven hundred thirty-two".