12628297 has 8 divisors (see below), whose sum is σ = 14586912. Its totient is φ = 10804800.

The previous prime is 12628277. The next prime is 12628303. The reversal of 12628297 is 79282621.

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

It is a cyclic number.

It is not a de Polignac number, because 12628297 - 2⁷ = 12628169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12628207) 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, 33579 + ... + 33952.

It is an arithmetic number, because the mean of its divisors is an integer number (1823364).

Almost surely, 2^12628297 is an apocalyptic number.

12628297 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12628297 is a deficient number, since it is larger than the sum of its proper divisors (1958615).

12628297 is a wasteful number, since it uses less digits than its factorization.

12628297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67559.

The product of its digits is 24192, while the sum is 37.

The square root of 12628297 is about 3553.6315228228. The cubic root of 12628297 is about 232.8707431446.

It can be divided in two parts, 1262 and 8297, that added together give a palindrome (9559).

The spelling of 12628297 in words is "twelve million, six hundred twenty-eight thousand, two hundred ninety-seven".