12773885 has 16 divisors (see below), whose sum is σ = 16479936. Its totient is φ = 9470208.

The previous prime is 12773879. The next prime is 12773911. The reversal of 12773885 is 58837721.

It is a cyclic number.

It is not a de Polignac number, because 12773885 - 2⁴ = 12773869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4574 + ... + 6816.

It is an arithmetic number, because the mean of its divisors is an integer number (1029996).

Almost surely, 2^12773885 is an apocalyptic number.

It is an amenable number.

12773885 is a deficient number, since it is larger than the sum of its proper divisors (3706051).

12773885 is a wasteful number, since it uses less digits than its factorization.

12773885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332.

The product of its digits is 94080, while the sum is 41.

The square root of 12773885 is about 3574.0572183444. The cubic root of 12773885 is about 233.7622259040.

The spelling of 12773885 in words is "twelve million, seven hundred seventy-three thousand, eight hundred eighty-five".