12894928 has 10 divisors (see below), whose sum is σ = 24983954. Its totient is φ = 6447456.

The previous prime is 12894923. The next prime is 12894929. The reversal of 12894928 is 82949821.

It can be written as a sum of positive squares in only one way, i.e., 12475024 + 419904 = 3532^2 + 648^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12894923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402951 + ... + 402982.

Almost surely, 2^12894928 is an apocalyptic number.

It is an amenable number.

12894928 is a deficient number, since it is larger than the sum of its proper divisors (12089026).

12894928 is an equidigital number, since it uses as much as digits as its factorization.

12894928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805941 (or 805935 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 12894928 is about 3590.9508490092. The cubic root of 12894928 is about 234.4982686197.

The spelling of 12894928 in words is "twelve million, eight hundred ninety-four thousand, nine hundred twenty-eight".