12256773 has 8 divisors (see below), whose sum is σ = 16566528. Its totient is φ = 8059104.

The previous prime is 12256759. The next prime is 12256787. The reversal of 12256773 is 37765221.

It is an interprime number because it is at equal distance from previous prime (12256759) and next prime (12256787).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12256773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12256733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27765 + ... + 28202.

It is an arithmetic number, because the mean of its divisors is an integer number (2070816).

Almost surely, 2^12256773 is an apocalyptic number.

It is an amenable number.

12256773 is a deficient number, since it is larger than the sum of its proper divisors (4309755).

12256773 is an equidigital number, since it uses as much as digits as its factorization.

12256773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56043.

The product of its digits is 17640, while the sum is 33.

The square root of 12256773 is about 3500.9674377235. The cubic root of 12256773 is about 230.5642917890.

The spelling of 12256773 in words is "twelve million, two hundred fifty-six thousand, seven hundred seventy-three".