12767320 has 16 divisors (see below), whose sum is σ = 28726560. Its totient is φ = 5106912.

The previous prime is 12767311. The next prime is 12767353. The reversal of 12767320 is 2376721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159552 + ... + 159631.

It is an arithmetic number, because the mean of its divisors is an integer number (1795410).

Almost surely, 2^12767320 is an apocalyptic number.

12767320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12767320 is an abundant number, since it is smaller than the sum of its proper divisors (15959240).

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

12767320 is a wasteful number, since it uses less digits than its factorization.

12767320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319194 (or 319190 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 12767320 is about 3573.1386762901. The cubic root of 12767320 is about 233.7221725193.

The spelling of 12767320 in words is "twelve million, seven hundred sixty-seven thousand, three hundred twenty".