12898322 has 4 divisors (see below), whose sum is σ = 19347486. Its totient is φ = 6449160.

The previous prime is 12898307. The next prime is 12898339. The reversal of 12898322 is 22389821.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11282881 + 1615441 = 3359^2 + 1271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3224579 + ... + 3224582.

Almost surely, 2^12898322 is an apocalyptic number.

12898322 is a deficient number, since it is larger than the sum of its proper divisors (6449164).

12898322 is an equidigital number, since it uses as much as digits as its factorization.

12898322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6449163.

The product of its digits is 13824, while the sum is 35.

The square root of 12898322 is about 3591.4233947002. The cubic root of 12898322 is about 234.5188404628.

The spelling of 12898322 in words is "twelve million, eight hundred ninety-eight thousand, three hundred twenty-two".