12747772 has 24 divisors (see below), whose sum is σ = 22934016. Its totient is φ = 6197568.

The previous prime is 12747769. The next prime is 12747797. The reversal of 12747772 is 27774721.

12747772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12747772³ (a number of 22 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33093 + ... + 33475.

It is an arithmetic number, because the mean of its divisors is an integer number (955584).

Almost surely, 2^12747772 is an apocalyptic number.

It is an amenable number.

12747772 is a deficient number, since it is larger than the sum of its proper divisors (10186244).

12747772 is a wasteful number, since it uses less digits than its factorization.

12747772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 595 counting only the distinct ones).

The product of its digits is 38416, while the sum is 37.

The square root of 12747772 is about 3570.4022182382. The cubic root of 12747772 is about 233.6028278494.

The spelling of 12747772 in words is "twelve million, seven hundred forty-seven thousand, seven hundred seventy-two".