12893222 has 4 divisors (see below), whose sum is σ = 19339836. Its totient is φ = 6446610.

The previous prime is 12893219. The next prime is 12893233. The reversal of 12893222 is 22239821.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3223304 + ... + 3223307.

It is an arithmetic number, because the mean of its divisors is an integer number (4834959).

Almost surely, 2^12893222 is an apocalyptic number.

12893222 is a deficient number, since it is larger than the sum of its proper divisors (6446614).

12893222 is an equidigital number, since it uses as much as digits as its factorization.

12893222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446613.

The product of its digits is 3456, while the sum is 29.

The square root of 12893222 is about 3590.7132996105. The cubic root of 12893222 is about 234.4879267837.

The spelling of 12893222 in words is "twelve million, eight hundred ninety-three thousand, two hundred twenty-two".